157337394 has 32 divisors (see below), whose sum is σ = 324051840. Its totient is φ = 50890752.

The previous prime is 157337381. The next prime is 157337413. The reversal of 157337394 is 493733751.

It is a super-2 number, since 2×157337394² = 49510111101422472, which contains 22 as substring.

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, 110962 + ... + 112370.

It is an arithmetic number, because the mean of its divisors is an integer number (10126620).

Almost surely, 2^157337394 is an apocalyptic number.

157337394 is an abundant number, since it is smaller than the sum of its proper divisors (166714446).

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

157337394 is a wasteful number, since it uses less digits than its factorization.

157337394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954.

The product of its digits is 238140, while the sum is 42.

The square root of 157337394 is about 12543.4203469389. The cubic root of 157337394 is about 539.8552355431.

The spelling of 157337394 in words is "one hundred fifty-seven million, three hundred thirty-seven thousand, three hundred ninety-four".