22791056 has 10 divisors (see below), whose sum is σ = 44157702. Its totient is φ = 11395520.

The previous prime is 22791049. The next prime is 22791061. The reversal of 22791056 is 65019722.

It can be written as a sum of positive squares in only one way, i.e., 22278400 + 512656 = 4720^2 + 716^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712205 + ... + 712236.

Almost surely, 2^22791056 is an apocalyptic number.

It is an amenable number.

22791056 is a deficient number, since it is larger than the sum of its proper divisors (21366646).

22791056 is a wasteful number, since it uses less digits than its factorization.

22791056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424449 (or 1424443 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 22791056 is about 4773.9979053200. The cubic root of 22791056 is about 283.5229045838.

The spelling of 22791056 in words is "twenty-two million, seven hundred ninety-one thousand, fifty-six".