45404568 has 48 divisors (see below), whose sum is σ = 134152200. Its totient is φ = 13758720.

The previous prime is 45404561. The next prime is 45404573. The reversal of 45404568 is 86540454.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45404561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27873 + ... + 29456.

Almost surely, 2^45404568 is an apocalyptic number.

It is an amenable number.

45404568 is an abundant number, since it is smaller than the sum of its proper divisors (88747632).

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

45404568 is a wasteful number, since it uses less digits than its factorization.

45404568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57352 (or 57345 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 45404568 is about 6738.2911780362. The cubic root of 45404568 is about 356.7520817160.

The spelling of 45404568 in words is "forty-five million, four hundred four thousand, five hundred sixty-eight".