45186057 has 24 divisors (see below), whose sum is σ = 74929920. Its totient is φ = 25704000.

The previous prime is 45186049. The next prime is 45186061. The reversal of 45186057 is 75068154.

45186057 is a `hidden beast` number, since 45 + 1 + 8 + 605 + 7 = 666.

It is not a de Polignac number, because 45186057 - 2³ = 45186049 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45186067) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13557 + ... + 16557.

It is an arithmetic number, because the mean of its divisors is an integer number (3122080).

Almost surely, 2^45186057 is an apocalyptic number.

It is an amenable number.

45186057 is a deficient number, since it is larger than the sum of its proper divisors (29743863).

45186057 is a wasteful number, since it uses less digits than its factorization.

45186057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3253 (or 3250 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 45186057 is about 6722.0574975226. The cubic root of 45186057 is about 356.1788674230.

The spelling of 45186057 in words is "forty-five million, one hundred eighty-six thousand, fifty-seven".