22656274 has 16 divisors (see below), whose sum is σ = 36308088. Its totient is φ = 10565632.

The previous prime is 22656233. The next prime is 22656289. The reversal of 22656274 is 47265622.

It can be written as a sum of positive squares in 4 ways, for example, as 20385225 + 2271049 = 4515^2 + 1507^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

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, 894 + ... + 6790.

Almost surely, 2^22656274 is an apocalyptic number.

22656274 is a deficient number, since it is larger than the sum of its proper divisors (13651814).

22656274 is a wasteful number, since it uses less digits than its factorization.

22656274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6029.

The product of its digits is 40320, while the sum is 34.

The square root of 22656274 is about 4759.8607122478. The cubic root of 22656274 is about 282.9628989058.

The spelling of 22656274 in words is "twenty-two million, six hundred fifty-six thousand, two hundred seventy-four".