22664684 has 12 divisors (see below), whose sum is σ = 45329424. Its totient is φ = 9713424.

The previous prime is 22664671. The next prime is 22664699. The reversal of 22664684 is 48646622.

22664684 is an admirable number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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, 404699 + ... + 404754.

It is an arithmetic number, because the mean of its divisors is an integer number (3777452).

Almost surely, 2^22664684 is an apocalyptic number.

It is an amenable number.

22664684 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22664684 is a wasteful number, since it uses less digits than its factorization.

22664684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809464 (or 809462 counting only the distinct ones).

The product of its digits is 110592, while the sum is 38.

The square root of 22664684 is about 4760.7440594932. The cubic root of 22664684 is about 282.9979064802.

The spelling of 22664684 in words is "twenty-two million, six hundred sixty-four thousand, six hundred eighty-four".