156800842 has 8 divisors (see below), whose sum is σ = 256583232. Its totient is φ = 71273100.

The previous prime is 156800827. The next prime is 156800879. The reversal of 156800842 is 248008651.

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

It is a junction number, because it is equal to n+sod(n) for n = 156800798 and 156800807.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3563634 + ... + 3563677.

It is an arithmetic number, because the mean of its divisors is an integer number (32072904).

Almost surely, 2^156800842 is an apocalyptic number.

156800842 is a deficient number, since it is larger than the sum of its proper divisors (99782390).

156800842 is a wasteful number, since it uses less digits than its factorization.

156800842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7127324.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 156800842 is about 12522.0142948329. The cubic root of 156800842 is about 539.2408651745.

The spelling of 156800842 in words is "one hundred fifty-six million, eight hundred thousand, eight hundred forty-two".