22064364 has 36 divisors (see below), whose sum is σ = 63742224. Its totient is φ = 6304032.

The previous prime is 22064347. The next prime is 22064387. The reversal of 22064364 is 46346022.

22064364 is a `hidden beast` number, since 220 + 6 + 436 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43527 + ... + 44030.

Almost surely, 2^22064364 is an apocalyptic number.

It is an amenable number.

22064364 is an abundant number, since it is smaller than the sum of its proper divisors (41677860).

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

22064364 is a wasteful number, since it uses less digits than its factorization.

22064364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87574 (or 87569 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 22064364 is about 4697.2719742421. The cubic root of 22064364 is about 280.4769252850.

The spelling of 22064364 in words is "twenty-two million, sixty-four thousand, three hundred sixty-four".