157032464 has 20 divisors (see below), whose sum is σ = 304456704. Its totient is φ = 78463008.

The previous prime is 157032457. The next prime is 157032493. The reversal of 157032464 is 464230751.

It is a super-2 number, since 2×157032464² = 49318389499822592, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 157032464.

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, 33089 + ... + 37535.

Almost surely, 2^157032464 is an apocalyptic number.

It is an amenable number.

157032464 is a deficient number, since it is larger than the sum of its proper divisors (147424240).

157032464 is a wasteful number, since it uses less digits than its factorization.

157032464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6662 (or 6656 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 157032464 is about 12531.2594738119. The cubic root of 157032464 is about 539.5062519263.

The spelling of 157032464 in words is "one hundred fifty-seven million, thirty-two thousand, four hundred sixty-four".