45389670 has 32 divisors (see below), whose sum is σ = 114670080. Its totient is φ = 11466720.

The previous prime is 45389657. The next prime is 45389681. The reversal of 45389670 is 7698354.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39246 + ... + 40385.

It is an arithmetic number, because the mean of its divisors is an integer number (3583440).

Almost surely, 2^45389670 is an apocalyptic number.

45389670 is an abundant number, since it is smaller than the sum of its proper divisors (69280410).

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

45389670 is a wasteful number, since it uses less digits than its factorization.

45389670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79660.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 45389670 is about 6737.1856141864. The cubic root of 45389670 is about 356.7130586679.

The spelling of 45389670 in words is "forty-five million, three hundred eighty-nine thousand, six hundred seventy".