45009882 has 48 divisors (see below), whose sum is σ = 101424960. Its totient is φ = 14414400.

The previous prime is 45009857. The next prime is 45009893. The reversal of 45009882 is 28890054.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51969 + ... + 52827.

It is an arithmetic number, because the mean of its divisors is an integer number (2113020).

Almost surely, 2^45009882 is an apocalyptic number.

45009882 is an abundant number, since it is smaller than the sum of its proper divisors (56415078).

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

45009882 is a wasteful number, since it uses less digits than its factorization.

45009882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979 (or 976 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 45009882 is about 6708.9404528584. The cubic root of 45009882 is about 355.7153650024.

The spelling of 45009882 in words is "forty-five million, nine thousand, eight hundred eighty-two".