22904492 has 12 divisors (see below), whose sum is σ = 43166256. Its totient is φ = 10571280.

The previous prime is 22904489. The next prime is 22904501. The reversal of 22904492 is 29440922.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220184 + ... + 220287.

It is an arithmetic number, because the mean of its divisors is an integer number (3597188).

Almost surely, 2^22904492 is an apocalyptic number.

It is an amenable number.

22904492 is a deficient number, since it is larger than the sum of its proper divisors (20261764).

22904492 is a wasteful number, since it uses less digits than its factorization.

22904492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440488 (or 440486 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 22904492 is about 4785.8637673883. The cubic root of 22904492 is about 283.9925112090.

The spelling of 22904492 in words is "twenty-two million, nine hundred four thousand, four hundred ninety-two".