22813264 has 40 divisors (see below), whose sum is σ = 45393920. Its totient is φ = 11104128.

The previous prime is 22813247. The next prime is 22813277. The reversal of 22813264 is 46231822.

It is a congruent number.

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, 179569 + ... + 179695.

It is an arithmetic number, because the mean of its divisors is an integer number (1134848).

Almost surely, 2^22813264 is an apocalyptic number.

It is an amenable number.

22813264 is a deficient number, since it is larger than the sum of its proper divisors (22580656).

22813264 is a wasteful number, since it uses less digits than its factorization.

22813264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347 (or 341 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 22813264 is about 4776.3232721414. The cubic root of 22813264 is about 283.6149645661.

The spelling of 22813264 in words is "twenty-two million, eight hundred thirteen thousand, two hundred sixty-four".