157531552 has 24 divisors (see below), whose sum is σ = 310788576. Its totient is φ = 78601152.

The previous prime is 157531547. The next prime is 157531559. The reversal of 157531552 is 255135751.

157531552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (157531559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11203 + ... + 20989.

It is an arithmetic number, because the mean of its divisors is an integer number (12949524).

Almost surely, 2^157531552 is an apocalyptic number.

It is an amenable number.

157531552 is a deficient number, since it is larger than the sum of its proper divisors (153257024).

157531552 is an equidigital number, since it uses as much as digits as its factorization.

157531552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10300 (or 10292 counting only the distinct ones).

The product of its digits is 26250, while the sum is 34.

The square root of 157531552 is about 12551.1573968300. The cubic root of 157531552 is about 540.0772088962.

The spelling of 157531552 in words is "one hundred fifty-seven million, five hundred thirty-one thousand, five hundred fifty-two".