156856934 has 8 divisors (see below), whose sum is σ = 253384320. Its totient is φ = 72395496.

The previous prime is 156856883. The next prime is 156856937. The reversal of 156856934 is 439658651.

It is a happy number.

156856934 is digitally balanced in base 2, 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 not an unprimeable number, because it can be changed into a prime (156856937) 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, 3016454 + ... + 3016505.

It is an arithmetic number, because the mean of its divisors is an integer number (31673040).

Almost surely, 2^156856934 is an apocalyptic number.

156856934 is a deficient number, since it is larger than the sum of its proper divisors (96527386).

156856934 is a wasteful number, since it uses less digits than its factorization.

156856934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6032974.

The product of its digits is 777600, while the sum is 47.

The square root of 156856934 is about 12524.2538300691. The cubic root of 156856934 is about 539.3051579683.

The spelling of 156856934 in words is "one hundred fifty-six million, eight hundred fifty-six thousand, nine hundred thirty-four".