#Japt, 10 14 bytes

sG ùT8 ò w ¬nG

Try it

##Explanation

Convert input integer to a base-16 string (sG), use 0 to pad the start to length 8 (ùT8), split to an array of 2 character strings (ò), reverse (w), rejoin to a string (¬) and convert back to base-10 (nG).

Japt, 10 14 bytes

sG ùT8 ò w ¬nG

Try it

Explanation

Convert input integer to a base-16 string (sG), use 0 to pad the start to length 8 (ùT8), split to an array of 2 character strings (ò), reverse (w), rejoin to a string (¬) and convert back to base-10 (nG).

#Japt, 10 14 bytes

sG ùT8 ò w ¬nG

Try it

##Explanation

Convert input integer to a base-16 string (sG), use 0 to pad the start to length 8 (ùT8), split to an array of 2 character strings (ò), reverse (w), rejoin to a string (¬) and convert back to base-10 (nG).

#Japt, 10 14 bytes

sG ùT8 ò w ¬nG

Try it

##Explanation

Convert input integer to a base-16 string (sG), use 0 to pad the start to length 8 (ùT8), split to an array of 2 character strings (ò), reverse (w), rejoin to a string (¬) and convert back to base-10 (nG).

#Japt, 10 14 bytes

sG ùT8 ò w ¬nG

Try it

##Explanation

Convert input integer to a base-16 string with sG, split to an array of 2 character strings with ò, reverse with w, rejoin to a string with ¬ and convert back to base-10 with nG.

#Japt, 10 14 bytes

sG ùT8 ò w ¬nG

Try it

##Explanation

Convert input integer to a base-16 string (sG), use 0 to pad the start to length 8 (ùT8), split to an array of 2 character strings (ò), reverse (w), rejoin to a string (¬) and convert back to base-10 (nG).