45019875 has 32 divisors (see below), whose sum is σ = 75359232. Its totient is φ = 23868000.

The previous prime is 45019867. The next prime is 45019939. The reversal of 45019875 is 57891054.

It is not a de Polignac number, because 45019875 - 2³ = 45019867 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101404 + ... + 101846.

It is an arithmetic number, because the mean of its divisors is an integer number (2354976).

Almost surely, 2^45019875 is an apocalyptic number.

45019875 is a deficient number, since it is larger than the sum of its proper divisors (30339357).

45019875 is a wasteful number, since it uses less digits than its factorization.

45019875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732 (or 722 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 39.

The square root of 45019875 is about 6709.6851639999. The cubic root of 45019875 is about 355.7416881152.

The spelling of 45019875 in words is "forty-five million, nineteen thousand, eight hundred seventy-five".