157609814 has 8 divisors (see below), whose sum is σ = 236880720. Its totient is φ = 78649576.

The previous prime is 157609811. The next prime is 157609841. The reversal of 157609814 is 418906751.

157609814 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 super-2 number, since 2×157609814² = 49681706938229192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157609811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76394 + ... + 78429.

It is an arithmetic number, because the mean of its divisors is an integer number (29610090).

Almost surely, 2^157609814 is an apocalyptic number.

157609814 is a deficient number, since it is larger than the sum of its proper divisors (79270906).

157609814 is a wasteful number, since it uses less digits than its factorization.

157609814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155334.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 157609814 is about 12554.2747301467. The cubic root of 157609814 is about 540.1666312466.

The spelling of 157609814 in words is "one hundred fifty-seven million, six hundred nine thousand, eight hundred fourteen".