45865164 has 24 divisors (see below), whose sum is σ = 112651840. Its totient is φ = 14483664.

The previous prime is 45865159. The next prime is 45865181. The reversal of 45865164 is 46156854.

It is a happy number.

It is a super-2 number, since 2×45865164² = 4207226537493792, which contains 22 as substring.

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, 100354 + ... + 100809.

Almost surely, 2^45865164 is an apocalyptic number.

It is an amenable number.

45865164 is an abundant number, since it is smaller than the sum of its proper divisors (66786676).

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

45865164 is a wasteful number, since it uses less digits than its factorization.

45865164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201189 (or 201187 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 45865164 is about 6772.3824463773. The cubic root of 45865164 is about 357.9543547393.

The spelling of 45865164 in words is "forty-five million, eight hundred sixty-five thousand, one hundred sixty-four".