856316 has 12 divisors (see below), whose sum is σ = 1514688. Its totient is φ = 423552.

The previous prime is 856309. The next prime is 856333. The reversal of 856316 is 613658.

856316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

856316 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 716 + ... + 1491.

It is an arithmetic number, because the mean of its divisors is an integer number (126224).

2⁸⁵⁶³¹⁶ is an apocalyptic number.

It is an amenable number.

856316 is a deficient number, since it is larger than the sum of its proper divisors (658372).

856316 is a wasteful number, since it uses less digits than its factorization.

856316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2308 (or 2306 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 856316 is about 925.3734381319. The cubic root of 856316 is about 94.9608703116.

The spelling of 856316 in words is "eight hundred fifty-six thousand, three hundred sixteen".