157075732 has 48 divisors (see below), whose sum is σ = 312105024. Its totient is φ = 68544000.

The previous prime is 157075703. The next prime is 157075741. The reversal of 157075732 is 237570751.

It is a junction number, because it is equal to n+sod(n) for n = 157075691 and 157075700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114732 + ... + 116092.

It is an arithmetic number, because the mean of its divisors is an integer number (6502188).

Almost surely, 2^157075732 is an apocalyptic number.

It is an amenable number.

157075732 is a deficient number, since it is larger than the sum of its proper divisors (155029292).

157075732 is a wasteful number, since it uses less digits than its factorization.

157075732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480 (or 1478 counting only the distinct ones).

The product of its (nonzero) digits is 51450, while the sum is 37.

The square root of 157075732 is about 12532.9857575918. The cubic root of 157075732 is about 539.5557983965. Note that the first 3 decimals are identical.

The spelling of 157075732 in words is "one hundred fifty-seven million, seventy-five thousand, seven hundred thirty-two".