22864885 has 16 divisors (see below), whose sum is σ = 29180160. Its totient is φ = 17150400.

The previous prime is 22864879. The next prime is 22864913. The reversal of 22864885 is 58846822.

It is a de Polignac number, because none of the positive numbers 2^k-22864885 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8404 + ... + 10786.

It is an arithmetic number, because the mean of its divisors is an integer number (1823760).

Almost surely, 2^22864885 is an apocalyptic number.

It is an amenable number.

22864885 is a deficient number, since it is larger than the sum of its proper divisors (6315275).

22864885 is a wasteful number, since it uses less digits than its factorization.

22864885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2508.

The product of its digits is 245760, while the sum is 43.

The square root of 22864885 is about 4781.7240614657. The cubic root of 22864885 is about 283.8287211961.

The spelling of 22864885 in words is "twenty-two million, eight hundred sixty-four thousand, eight hundred eighty-five".