45489592 has 16 divisors (see below), whose sum is σ = 86139000. Its totient is φ = 22519200.

The previous prime is 45489533. The next prime is 45489599. The reversal of 45489592 is 29598454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45489599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27342 + ... + 28957.

Almost surely, 2^45489592 is an apocalyptic number.

It is an amenable number.

45489592 is a deficient number, since it is larger than the sum of its proper divisors (40649408).

45489592 is a wasteful number, since it uses less digits than its factorization.

45489592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56406 (or 56402 counting only the distinct ones).

The product of its digits is 518400, while the sum is 46.

The square root of 45489592 is about 6744.5972452030. The cubic root of 45489592 is about 356.9746259562.

The spelling of 45489592 in words is "forty-five million, four hundred eighty-nine thousand, five hundred ninety-two".