157942670 has 8 divisors (see below), whose sum is σ = 284296824. Its totient is φ = 63177064.

The previous prime is 157942663. The next prime is 157942711. The reversal of 157942670 is 76249751.

157942670 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 7897124 + ... + 7897143.

It is an arithmetic number, because the mean of its divisors is an integer number (35537103).

Almost surely, 2^157942670 is an apocalyptic number.

157942670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

157942670 is a deficient number, since it is larger than the sum of its proper divisors (126354154).

157942670 is a wasteful number, since it uses less digits than its factorization.

157942670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15794274.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 157942670 is about 12567.5244181183. The cubic root of 157942670 is about 540.5466229836.

The spelling of 157942670 in words is "one hundred fifty-seven million, nine hundred forty-two thousand, six hundred seventy".