157899246 has 16 divisors (see below), whose sum is σ = 315978624. Its totient is φ = 52603064.

The previous prime is 157899233. The next prime is 157899251. The reversal of 157899246 is 642998751.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5671 + ... + 18653.

It is an arithmetic number, because the mean of its divisors is an integer number (19748664).

Almost surely, 2^157899246 is an apocalyptic number.

157899246 is an abundant number, since it is smaller than the sum of its proper divisors (158079378).

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

157899246 is a wasteful number, since it uses less digits than its factorization.

157899246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15015.

The product of its digits is 1088640, while the sum is 51.

The square root of 157899246 is about 12565.7966719186. The cubic root of 157899246 is about 540.4970800111.

The spelling of 157899246 in words is "one hundred fifty-seven million, eight hundred ninety-nine thousand, two hundred forty-six".