45113572 has 12 divisors (see below), whose sum is σ = 90227200. Its totient is φ = 19334376.

The previous prime is 45113533. The next prime is 45113573. The reversal of 45113572 is 27531154.

It is a happy number.

45113572 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 1611199 = 45113572 / (4 + 5 + 1 + 1 + 3 + 5 + 7 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 45113572.

It is not an unprimeable number, because it can be changed into a prime (45113573) 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, 805572 + ... + 805627.

Almost surely, 2^45113572 is an apocalyptic number.

It is an amenable number.

45113572 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45113572 is a wasteful number, since it uses less digits than its factorization.

45113572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611210 (or 1611208 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 45113572 is about 6716.6637551689. The cubic root of 45113572 is about 355.9883112772.

The spelling of 45113572 in words is "forty-five million, one hundred thirteen thousand, five hundred seventy-two".