855836 has 12 divisors (see below), whose sum is σ = 1576680. Its totient is φ = 405360.

The previous prime is 855821. The next prime is 855851. The reversal of 855836 is 638558.

855836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (855821) and next prime (855851).

It is a junction number, because it is equal to n+sod(n) for n = 855796 and 855805.

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, 5555 + ... + 5706.

It is an arithmetic number, because the mean of its divisors is an integer number (131390).

2⁸⁵⁵⁸³⁶ is an apocalyptic number.

It is an amenable number.

855836 is a deficient number, since it is larger than the sum of its proper divisors (720844).

855836 is a wasteful number, since it uses less digits than its factorization.

855836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11284 (or 11282 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 855836 is about 925.1140470234. The cubic root of 855836 is about 94.9431238500.

The spelling of 855836 in words is "eight hundred fifty-five thousand, eight hundred thirty-six".