22664763 has 24 divisors (see below), whose sum is σ = 36481536. Its totient is φ = 13441200.

The previous prime is 22664743. The next prime is 22664771. The reversal of 22664763 is 36746622.

It is a happy number.

22664763 is a `hidden beast` number, since 2 + 2 + 6 + 647 + 6 + 3 = 666.

It is not a de Polignac number, because 22664763 - 2⁵ = 22664731 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (22664743) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2218 + ... + 7088.

It is an arithmetic number, because the mean of its divisors is an integer number (1520064).

Almost surely, 2^22664763 is an apocalyptic number.

22664763 is a deficient number, since it is larger than the sum of its proper divisors (13816773).

22664763 is a wasteful number, since it uses less digits than its factorization.

22664763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4935 (or 4932 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 22664763 is about 4760.7523565084. The cubic root of 22664763 is about 282.9982352856.

The spelling of 22664763 in words is "twenty-two million, six hundred sixty-four thousand, seven hundred sixty-three".