45428580 has 48 divisors (see below), whose sum is σ = 141335040. Its totient is φ = 12114144.

The previous prime is 45428567. The next prime is 45428623. The reversal of 45428580 is 8582454.

45428580 is a `hidden beast` number, since 4 + 54 + 28 + 580 = 666.

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

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, 41524 + ... + 42603.

It is an arithmetic number, because the mean of its divisors is an integer number (2944480).

Almost surely, 2^45428580 is an apocalyptic number.

It is an amenable number.

45428580 is an abundant number, since it is smaller than the sum of its proper divisors (95906460).

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

45428580 is a wasteful number, since it uses less digits than its factorization.

45428580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84145 (or 84137 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 36.

The square root of 45428580 is about 6740.0726999047. The cubic root of 45428580 is about 356.8149595402.

The spelling of 45428580 in words is "forty-five million, four hundred twenty-eight thousand, five hundred eighty".