45232572 has 48 divisors (see below), whose sum is σ = 131588352. Its totient is φ = 11748480.

The previous prime is 45232543. The next prime is 45232573. The reversal of 45232572 is 27523254.

45232572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45232573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23553 + ... + 25400.

It is an arithmetic number, because the mean of its divisors is an integer number (2741424).

Almost surely, 2^45232572 is an apocalyptic number.

45232572 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

45232572 is an abundant number, since it is smaller than the sum of its proper divisors (86355780).

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

45232572 is a wasteful number, since it uses less digits than its factorization.

45232572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48978 (or 48976 counting only the distinct ones).

The product of its digits is 16800, while the sum is 30.

The square root of 45232572 is about 6725.5164857429. The cubic root of 45232572 is about 356.3010435941.

The spelling of 45232572 in words is "forty-five million, two hundred thirty-two thousand, five hundred seventy-two".