45992478 has 24 divisors (see below), whose sum is σ = 107003592. Its totient is φ = 13140624.

The previous prime is 45992477. The next prime is 45992489. The reversal of 45992478 is 87429954.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45992473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77925 + ... + 78512.

It is an arithmetic number, because the mean of its divisors is an integer number (4458483).

Almost surely, 2^45992478 is an apocalyptic number.

45992478 is an abundant number, since it is smaller than the sum of its proper divisors (61011114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45992478 is a wasteful number, since it uses less digits than its factorization.

45992478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156456 (or 156449 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 45992478 is about 6781.7754312569. The cubic root of 45992478 is about 358.2852558297.

The spelling of 45992478 in words is "forty-five million, nine hundred ninety-two thousand, four hundred seventy-eight".