22902172 has 6 divisors (see below), whose sum is σ = 40078808. Its totient is φ = 11451084.

The previous prime is 22902167. The next prime is 22902193. The reversal of 22902172 is 27120922.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2862768 + ... + 2862775.

Almost surely, 2^22902172 is an apocalyptic number.

It is an amenable number.

22902172 is a deficient number, since it is larger than the sum of its proper divisors (17176636).

22902172 is a wasteful number, since it uses less digits than its factorization.

22902172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5725547 (or 5725545 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 22902172 is about 4785.6213807613. The cubic root of 22902172 is about 283.9829223349.

The spelling of 22902172 in words is "twenty-two million, nine hundred two thousand, one hundred seventy-two".