157182572 has 24 divisors (see below), whose sum is σ = 279311760. Its totient is φ = 77388480.

The previous prime is 157182559. The next prime is 157182607. The reversal of 157182572 is 275281751.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76454 + ... + 78482.

It is an arithmetic number, because the mean of its divisors is an integer number (11637990).

Almost surely, 2^157182572 is an apocalyptic number.

It is an amenable number.

157182572 is a deficient number, since it is larger than the sum of its proper divisors (122129188).

157182572 is a wasteful number, since it uses less digits than its factorization.

157182572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321 (or 2319 counting only the distinct ones).

The product of its digits is 39200, while the sum is 38.

The square root of 157182572 is about 12537.2473852916. The cubic root of 157182572 is about 539.6781026204.

The spelling of 157182572 in words is "one hundred fifty-seven million, one hundred eighty-two thousand, five hundred seventy-two".