22809364 has 12 divisors (see below), whose sum is σ = 40571188. Its totient is φ = 11217600.

The previous prime is 22809337. The next prime is 22809373. The reversal of 22809364 is 46390822.

It can be written as a sum of positive squares in 2 ways, for example, as 9060100 + 13749264 = 3010^2 + 3708^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 46497 + ... + 46984.

Almost surely, 2^22809364 is an apocalyptic number.

It is an amenable number.

22809364 is a deficient number, since it is larger than the sum of its proper divisors (17761824).

22809364 is a wasteful number, since it uses less digits than its factorization.

22809364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93546 (or 93544 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 22809364 is about 4775.9149908682. The cubic root of 22809364 is about 283.5988020185.

The spelling of 22809364 in words is "twenty-two million, eight hundred nine thousand, three hundred sixty-four".