22990232 has 16 divisors (see below), whose sum is σ = 43166760. Its totient is φ = 11479104.

The previous prime is 22990211. The next prime is 22990237. The reversal of 22990232 is 23209922.

It is a junction number, because it is equal to n+sod(n) for n = 22990195 and 22990204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22990237) 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, 5963 + ... + 9029.

Almost surely, 2^22990232 is an apocalyptic number.

It is an amenable number.

22990232 is a deficient number, since it is larger than the sum of its proper divisors (20176528).

22990232 is a wasteful number, since it uses less digits than its factorization.

22990232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4010 (or 4006 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 22990232 is about 4794.8130307656. The cubic root of 22990232 is about 284.3464330198.

The spelling of 22990232 in words is "twenty-two million, nine hundred ninety thousand, two hundred thirty-two".