157572332 has 12 divisors (see below), whose sum is σ = 276051216. Its totient is φ = 78700560.

The previous prime is 157572323. The next prime is 157572343. The reversal of 157572332 is 233275751.

157572332 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 = 157572292 and 157572301.

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, 17168 + ... + 24695.

It is an arithmetic number, because the mean of its divisors is an integer number (23004268).

Almost surely, 2^157572332 is an apocalyptic number.

It is an amenable number.

157572332 is a deficient number, since it is larger than the sum of its proper divisors (118478884).

157572332 is a wasteful number, since it uses less digits than its factorization.

157572332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42808 (or 42806 counting only the distinct ones).

The product of its digits is 44100, while the sum is 35.

The square root of 157572332 is about 12552.7818430816. The cubic root of 157572332 is about 540.1238079173.

The spelling of 157572332 in words is "one hundred fifty-seven million, five hundred seventy-two thousand, three hundred thirty-two".