22422656 has 32 divisors (see below), whose sum is σ = 44900400. Its totient is φ = 11153664.

The previous prime is 22422637. The next prime is 22422661. The reversal of 22422656 is 65622422.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

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, 35915 + ... + 36533.

Almost surely, 2^22422656 is an apocalyptic number.

It is an amenable number.

22422656 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

22422656 is an equidigital number, since it uses as much as digits as its factorization.

22422656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916 (or 904 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 22422656 is about 4735.2566984272. The cubic root of 22422656 is about 281.9869551164.

The spelling of 22422656 in words is "twenty-two million, four hundred twenty-two thousand, six hundred fifty-six".