22464256 has 18 divisors (see below), whose sum is σ = 44841272. Its totient is φ = 11232000.

The previous prime is 22464227. The next prime is 22464271. The reversal of 22464256 is 65246422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43620 + ... + 44131.

Almost surely, 2^22464256 is an apocalyptic number.

It is an amenable number.

22464256 is a deficient number, since it is larger than the sum of its proper divisors (22377016).

22464256 is an frugal number, since it uses more digits than its factorization.

22464256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87767 (or 87753 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 22464256 is about 4739.6472442577. The cubic root of 22464256 is about 282.1612343559.

The spelling of 22464256 in words is "twenty-two million, four hundred sixty-four thousand, two hundred fifty-six".