22664792 has 8 divisors (see below), whose sum is σ = 42496500. Its totient is φ = 11332392.

The previous prime is 22664783. The next prime is 22664797. The reversal of 22664792 is 29746622.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22664797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1416542 + ... + 1416557.

Almost surely, 2^22664792 is an apocalyptic number.

It is an amenable number.

22664792 is a deficient number, since it is larger than the sum of its proper divisors (19831708).

22664792 is a wasteful number, since it uses less digits than its factorization.

22664792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2833105 (or 2833101 counting only the distinct ones).

The product of its digits is 72576, while the sum is 38.

The square root of 22664792 is about 4760.7554022445. The cubic root of 22664792 is about 282.9983559861.

The spelling of 22664792 in words is "twenty-two million, six hundred sixty-four thousand, seven hundred ninety-two".