22957018 has 16 divisors (see below), whose sum is σ = 40023360. Its totient is φ = 9671616.

The previous prime is 22956991. The next prime is 22957027. The reversal of 22957018 is 81075922.

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, 13071 + ... + 14722.

It is an arithmetic number, because the mean of its divisors is an integer number (2501460).

Almost surely, 2^22957018 is an apocalyptic number.

22957018 is a deficient number, since it is larger than the sum of its proper divisors (17066342).

22957018 is a wasteful number, since it uses less digits than its factorization.

22957018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27861.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 22957018 is about 4791.3482444924. The cubic root of 22957018 is about 284.2094352123.

The spelling of 22957018 in words is "twenty-two million, nine hundred fifty-seven thousand, eighteen".