22972626 has 16 divisors (see below), whose sum is σ = 51050400. Its totient is φ = 7657524.

The previous prime is 22972601. The next prime is 22972639. The reversal of 22972626 is 62627922.

22972626 is a `hidden beast` number, since 2 + 29 + 7 + 2 + 626 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212656 + ... + 212763.

It is an arithmetic number, because the mean of its divisors is an integer number (3190650).

Almost surely, 2^22972626 is an apocalyptic number.

22972626 is an abundant number, since it is smaller than the sum of its proper divisors (28077774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22972626 is a wasteful number, since it uses less digits than its factorization.

22972626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425430 (or 425424 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 22972626 is about 4792.9767368515. The cubic root of 22972626 is about 284.2738299861.

The spelling of 22972626 in words is "twenty-two million, nine hundred seventy-two thousand, six hundred twenty-six".