A polydivisible number has a decimal prefix divisible by its position for every position in the number.
The first few polydivisible numbers are: 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, …
2,529 of the first one million positive integers are polydivisible.
Learn more about polydivisible numbers on wikipedia.
See other features.