45404670 has 16 divisors (see below), whose sum is σ = 108971280. Its totient is φ = 12107904.

The previous prime is 45404669. The next prime is 45404693. The reversal of 45404670 is 7640454.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1513489 = 45404670 / (4 + 5 + 4 + 0 + 4 + 6 + 7 + 0).

It is a congruent number.

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, 756715 + ... + 756774.

It is an arithmetic number, because the mean of its divisors is an integer number (6810705).

Almost surely, 2^45404670 is an apocalyptic number.

45404670 is an abundant number, since it is smaller than the sum of its proper divisors (63566610).

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

45404670 is a wasteful number, since it uses less digits than its factorization.

45404670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513499.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 45404670 is about 6738.2987467164. The cubic root of 45404670 is about 356.7523488601.

The spelling of 45404670 in words is "forty-five million, four hundred four thousand, six hundred seventy".