157335472 has 40 divisors (see below), whose sum is σ = 355508000. Its totient is φ = 67427136.

The previous prime is 157335457. The next prime is 157335473. The reversal of 157335472 is 274533751.

157335472 = 499² + 500² + ... + 841².

157335472 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 (157335473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8847 + ... + 19822.

It is an arithmetic number, because the mean of its divisors is an integer number (8887700).

Almost surely, 2^157335472 is an apocalyptic number.

It is an amenable number.

157335472 is an abundant number, since it is smaller than the sum of its proper divisors (198172528).

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

157335472 is an equidigital number, since it uses as much as digits as its factorization.

157335472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28698 (or 28678 counting only the distinct ones).

The product of its digits is 88200, while the sum is 37.

The square root of 157335472 is about 12543.3437328330. The cubic root of 157335472 is about 539.8530372821.

The spelling of 157335472 in words is "one hundred fifty-seven million, three hundred thirty-five thousand, four hundred seventy-two".