Step 1: Divide the number into separate digits:
59357 => 5 9 3 5 7
Step 2: Calculate the distance between each digit and the next (the last digit with the first):
5 to 9 = 4
9 to 3 = 6
3 to 5 = 2
5 to 7 = 2
7 to 5 = 2
Step 3: Combine the filters to a string:
4 6 2 2 2 = 46222