856364 has 6 divisors (see below), whose sum is σ = 1498644. Its totient is φ = 428180.

The previous prime is 856351. The next prime is 856369. The reversal of 856364 is 463658.

It is a self number, because there is not a number n which added to its sum of digits gives 856364.

It is not an unprimeable number, because it can be changed into a prime (856369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107042 + ... + 107049.

It is an arithmetic number, because the mean of its divisors is an integer number (249774).

2⁸⁵⁶³⁶⁴ is an apocalyptic number.

It is an amenable number.

856364 is a deficient number, since it is larger than the sum of its proper divisors (642280).

856364 is a wasteful number, since it uses less digits than its factorization.

856364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214095 (or 214093 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 856364 is about 925.3993732438. The cubic root of 856364 is about 94.9626445930.

The spelling of 856364 in words is "eight hundred fifty-six thousand, three hundred sixty-four".