45727888 has 10 divisors (see below), whose sum is σ = 88597814. Its totient is φ = 22863936.

The previous prime is 45727873. The next prime is 45727907. The reversal of 45727888 is 88872754.

It can be written as a sum of positive squares in only one way, i.e., 45589504 + 138384 = 6752^2 + 372^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1428981 + ... + 1429012.

Almost surely, 2^45727888 is an apocalyptic number.

It is an amenable number.

45727888 is a deficient number, since it is larger than the sum of its proper divisors (42869926).

45727888 is a wasteful number, since it uses less digits than its factorization.

45727888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858001 (or 2857995 counting only the distinct ones).

The product of its digits is 1003520, while the sum is 49.

The square root of 45727888 is about 6762.2398656067. The cubic root of 45727888 is about 357.5968746547.

The spelling of 45727888 in words is "forty-five million, seven hundred twenty-seven thousand, eight hundred eighty-eight".