22912274 has 16 divisors (see below), whose sum is σ = 42849216. Its totient is φ = 8926800.

The previous prime is 22912229. The next prime is 22912283. The reversal of 22912274 is 47221922.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74237 + ... + 74544.

It is an arithmetic number, because the mean of its divisors is an integer number (2678076).

Almost surely, 2^22912274 is an apocalyptic number.

22912274 is a deficient number, since it is larger than the sum of its proper divisors (19936942).

22912274 is a wasteful number, since it uses less digits than its factorization.

22912274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148801.

The product of its digits is 4032, while the sum is 29.

The square root of 22912274 is about 4786.6767177239. The cubic root of 22912274 is about 284.0246705408.

The spelling of 22912274 in words is "twenty-two million, nine hundred twelve thousand, two hundred seventy-four".