22965988 has 12 divisors (see below), whose sum is σ = 40360320. Its totient is φ = 11434472.

The previous prime is 22965961. The next prime is 22965989. The reversal of 22965988 is 88956922.

It is a super-2 number, since 2×22965988² = 1054873209632288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22965989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11056 + ... + 12967.

It is an arithmetic number, because the mean of its divisors is an integer number (3363360).

Almost surely, 2^22965988 is an apocalyptic number.

It is an amenable number.

22965988 is a deficient number, since it is larger than the sum of its proper divisors (17394332).

22965988 is a wasteful number, since it uses less digits than its factorization.

22965988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24266 (or 24264 counting only the distinct ones).

The product of its digits is 622080, while the sum is 49.

The square root of 22965988 is about 4792.2842152777. The cubic root of 22965988 is about 284.2464467944.

The spelling of 22965988 in words is "twenty-two million, nine hundred sixty-five thousand, nine hundred eighty-eight".