45028975 has 12 divisors (see below), whose sum is σ = 55921024. Its totient is φ = 35968320.

The previous prime is 45028943. The next prime is 45029059. The reversal of 45028975 is 57982054.

It is not a de Polignac number, because 45028975 - 2⁵ = 45028943 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26347 + ... + 28003.

Almost surely, 2^45028975 is an apocalyptic number.

45028975 is a deficient number, since it is larger than the sum of its proper divisors (10892049).

45028975 is a wasteful number, since it uses less digits than its factorization.

45028975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2754 (or 2749 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 40.

The square root of 45028975 is about 6710.3632539528. The cubic root of 45028975 is about 355.7656555390.

The spelling of 45028975 in words is "forty-five million, twenty-eight thousand, nine hundred seventy-five".