45616564 has 12 divisors (see below), whose sum is σ = 91233184. Its totient is φ = 19549944.

The previous prime is 45616541. The next prime is 45616573. The reversal of 45616564 is 46561654.

45616564 is an admirable number.

It is a super-2 number, since 2×45616564² = 4161741822332192, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) 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, 814554 + ... + 814609.

Almost surely, 2^45616564 is an apocalyptic number.

It is an amenable number.

45616564 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.

45616564 is a wasteful number, since it uses less digits than its factorization.

45616564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629174 (or 1629172 counting only the distinct ones).

The product of its digits is 86400, while the sum is 37.

The square root of 45616564 is about 6754.0035534489. The cubic root of 45616564 is about 357.3064504014.

It can be divided in two parts, 456 and 16564, that added together give a triangular number (17020 = T₁₈₄).

The spelling of 45616564 in words is "forty-five million, six hundred sixteen thousand, five hundred sixty-four".