45998874 has 16 divisors (see below), whose sum is σ = 102219840. Its totient is φ = 15332940.

The previous prime is 45998809. The next prime is 45998893. The reversal of 45998874 is 47889954.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 851831 = 45998874 / (4 + 5 + 9 + 9 + 8 + 8 + 7 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 45998874.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425862 + ... + 425969.

It is an arithmetic number, because the mean of its divisors is an integer number (6388740).

Almost surely, 2^45998874 is an apocalyptic number.

45998874 is an abundant number, since it is smaller than the sum of its proper divisors (56220966).

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

45998874 is a wasteful number, since it uses less digits than its factorization.

45998874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851842 (or 851836 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 54.

The square root of 45998874 is about 6782.2469727960. The cubic root of 45998874 is about 358.3018635184.

The spelling of 45998874 in words is "forty-five million, nine hundred ninety-eight thousand, eight hundred seventy-four".