45157882 has 64 divisors (see below), whose sum is σ = 91570176. Its totient is φ = 16162560.

The previous prime is 45157867. The next prime is 45157883. The reversal of 45157882 is 28875154.

It is not an unprimeable number, because it can be changed into a prime (45157883) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122863 + ... + 123229.

It is an arithmetic number, because the mean of its divisors is an integer number (1430784).

Almost surely, 2^45157882 is an apocalyptic number.

45157882 is an abundant number, since it is smaller than the sum of its proper divisors (46412294).

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

45157882 is a wasteful number, since it uses less digits than its factorization.

45157882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451.

The product of its digits is 89600, while the sum is 40.

The square root of 45157882 is about 6719.9614582228. The cubic root of 45157882 is about 356.1048222656.

The spelling of 45157882 in words is "forty-five million, one hundred fifty-seven thousand, eight hundred eighty-two".