45902572 has 24 divisors (see below), whose sum is σ = 84623616. Its totient is φ = 21743568.

The previous prime is 45902539. The next prime is 45902573. The reversal of 45902572 is 27520954.

It is a super-2 number, since 2×45902572² = 4214092232430368, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a pancake number, because a pancake can be divided into 45902572 parts by 9581 straight cuts.

It is not an unprimeable number, because it can be changed into a prime (45902573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7513 + ... + 12175.

It is an arithmetic number, because the mean of its divisors is an integer number (3525984).

Almost surely, 2^45902572 is an apocalyptic number.

It is an amenable number.

45902572 is a deficient number, since it is larger than the sum of its proper divisors (38721044).

45902572 is a wasteful number, since it uses less digits than its factorization.

45902572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4797 (or 4795 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 45902572 is about 6775.1436885132. The cubic root of 45902572 is about 358.0516451195.

The spelling of 45902572 in words is "forty-five million, nine hundred two thousand, five hundred seventy-two".