Step 1: Divide the number into separate digits:
14867 => 1 4 8 6 7
Step 2: Calculate the distance between each digit and the next (the last digit with the first):
1 to 4 = 3
4 to 8 = 4
8 to 6 = 2
6 to 7 = 1
7 to 1 = 6
Step 3: Combine the filters to a string:
3 4 2 1 6 = 34216