22764364 has 12 divisors (see below), whose sum is σ = 45528784. Its totient is φ = 9756144.

The previous prime is 22764353. The next prime is 22764367. The reversal of 22764364 is 46346722.

22764364 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (22764367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406479 + ... + 406534.

Almost surely, 2^22764364 is an apocalyptic number.

It is an amenable number.

22764364 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.

22764364 is a wasteful number, since it uses less digits than its factorization.

22764364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813024 (or 813022 counting only the distinct ones).

The product of its digits is 48384, while the sum is 34.

The square root of 22764364 is about 4771.2015258214. The cubic root of 22764364 is about 283.4121776732.

The spelling of 22764364 in words is "twenty-two million, seven hundred sixty-four thousand, three hundred sixty-four".