45885090 has 16 divisors (see below), whose sum is σ = 110124288. Its totient is φ = 12236016.

The previous prime is 45885089. The next prime is 45885097. The reversal of 45885090 is 9058854.

It is not an unprimeable number, because it can be changed into a prime (45885097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 764722 + ... + 764781.

It is an arithmetic number, because the mean of its divisors is an integer number (6882768).

Almost surely, 2^45885090 is an apocalyptic number.

45885090 is an abundant number, since it is smaller than the sum of its proper divisors (64239198).

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

45885090 is a wasteful number, since it uses less digits than its factorization.

45885090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1529513.

The product of its (nonzero) digits is 57600, while the sum is 39.

The square root of 45885090 is about 6773.8534085113. The cubic root of 45885090 is about 358.0061846772.

The spelling of 45885090 in words is "forty-five million, eight hundred eighty-five thousand, ninety".