45392488 has 16 divisors (see below), whose sum is σ = 87411780. Its totient is φ = 22082688.

The previous prime is 45392483. The next prime is 45392507. The reversal of 45392488 is 88429354.

It can be written as a sum of positive squares in 2 ways, for example, as 35545444 + 9847044 = 5962^2 + 3138^2 .

It is not an unprimeable number, because it can be changed into a prime (45392483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76381 + ... + 76972.

Almost surely, 2^45392488 is an apocalyptic number.

It is an amenable number.

45392488 is a deficient number, since it is larger than the sum of its proper divisors (42019292).

45392488 is a wasteful number, since it uses less digits than its factorization.

45392488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153396 (or 153392 counting only the distinct ones).

The product of its digits is 276480, while the sum is 43.

The square root of 45392488 is about 6737.3947487141. The cubic root of 45392488 is about 356.7204406456.

The spelling of 45392488 in words is "forty-five million, three hundred ninety-two thousand, four hundred eighty-eight".