22864232 has 8 divisors (see below), whose sum is σ = 42870450. Its totient is φ = 11432112.

The previous prime is 22864223. The next prime is 22864243. The reversal of 22864232 is 23246822.

It can be written as a sum of positive squares in only one way, i.e., 19307236 + 3556996 = 4394^2 + 1886^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 22864195 and 22864204.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1429007 + ... + 1429022.

Almost surely, 2^22864232 is an apocalyptic number.

It is an amenable number.

22864232 is a deficient number, since it is larger than the sum of its proper divisors (20006218).

22864232 is a wasteful number, since it uses less digits than its factorization.

22864232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858035 (or 2858031 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 22864232 is about 4781.6557801665. The cubic root of 22864232 is about 283.8260192084.

The spelling of 22864232 in words is "twenty-two million, eight hundred sixty-four thousand, two hundred thirty-two".