157872844 has 12 divisors (see below), whose sum is σ = 276393600. Its totient is φ = 78903248.

The previous prime is 157872833. The next prime is 157872877. The reversal of 157872844 is 448278751.

157872844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 157872794 and 157872803.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4662 + ... + 18370.

It is an arithmetic number, because the mean of its divisors is an integer number (23032800).

Almost surely, 2^157872844 is an apocalyptic number.

It is an amenable number.

157872844 is a deficient number, since it is larger than the sum of its proper divisors (118520756).

157872844 is a wasteful number, since it uses less digits than its factorization.

157872844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16592 (or 16590 counting only the distinct ones).

The product of its digits is 501760, while the sum is 46.

The square root of 157872844 is about 12564.7460778163. The cubic root of 157872844 is about 540.4669532062.

The spelling of 157872844 in words is "one hundred fifty-seven million, eight hundred seventy-two thousand, eight hundred forty-four".