856935238 has 8 divisors (see below), whose sum is σ = 1289108232. Its totient is φ = 427232496.

The previous prime is 856935227. The next prime is 856935251. The reversal of 856935238 is 832539658.

856935238 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 super-2 number, since 2×856935238² = 1468676004252233288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 856935191 and 856935200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 616695 + ... + 618082.

It is an arithmetic number, because the mean of its divisors is an integer number (161138529).

Almost surely, 2^856935238 is an apocalyptic number.

856935238 is a deficient number, since it is larger than the sum of its proper divisors (432172994).

856935238 is a wasteful number, since it uses less digits than its factorization.

856935238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235126.

The product of its digits is 1555200, while the sum is 49.

The square root of 856935238 is about 29273.4562018222. The cubic root of 856935238 is about 949.8375485841.

The spelling of 856935238 in words is "eight hundred fifty-six million, nine hundred thirty-five thousand, two hundred thirty-eight".