45572564 has 24 divisors (see below), whose sum is σ = 84319200. Its totient is φ = 21492000.

The previous prime is 45572533. The next prime is 45572581. The reversal of 45572564 is 46527554.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17882 + ... + 20270.

It is an arithmetic number, because the mean of its divisors is an integer number (3513300).

Almost surely, 2^45572564 is an apocalyptic number.

It is an amenable number.

45572564 is a deficient number, since it is larger than the sum of its proper divisors (38746636).

45572564 is a wasteful number, since it uses less digits than its factorization.

45572564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2663 (or 2661 counting only the distinct ones).

The product of its digits is 168000, while the sum is 38.

The square root of 45572564 is about 6750.7454403199. The cubic root of 45572564 is about 357.1915320477.

The spelling of 45572564 in words is "forty-five million, five hundred seventy-two thousand, five hundred sixty-four".