157734932 has 12 divisors (see below), whose sum is σ = 278769876. Its totient is φ = 78086400.

The previous prime is 157734919. The next prime is 157734953. The reversal of 157734932 is 239437751.

It can be written as a sum of positive squares in 2 ways, for example, as 152868496 + 4866436 = 12364^2 + 2206^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 157734932.

It is a congruent number.

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, 194813 + ... + 195620.

It is an arithmetic number, because the mean of its divisors is an integer number (23230823).

Almost surely, 2^157734932 is an apocalyptic number.

It is an amenable number.

157734932 is a deficient number, since it is larger than the sum of its proper divisors (121034944).

157734932 is a wasteful number, since it uses less digits than its factorization.

157734932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390538 (or 390536 counting only the distinct ones).

The product of its digits is 158760, while the sum is 41.

The square root of 157734932 is about 12559.2568251469. The cubic root of 157734932 is about 540.3095299042.

The spelling of 157734932 in words is "one hundred fifty-seven million, seven hundred thirty-four thousand, nine hundred thirty-two".