45056564 has 12 divisors (see below), whose sum is σ = 90113184. Its totient is φ = 19309944.

The previous prime is 45056551. The next prime is 45056569. The reversal of 45056564 is 46565054.

45056564 is an admirable number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45056569) 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, 804554 + ... + 804609.

It is an arithmetic number, because the mean of its divisors is an integer number (7509432).

Almost surely, 2^45056564 is an apocalyptic number.

It is an amenable number.

45056564 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.

45056564 is a wasteful number, since it uses less digits than its factorization.

45056564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609174 (or 1609172 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 45056564 is about 6712.4186401028. The cubic root of 45056564 is about 355.8382992443.

The spelling of 45056564 in words is "forty-five million, fifty-six thousand, five hundred sixty-four".