856108 has 12 divisors (see below), whose sum is σ = 1634472. Its totient is φ = 389120.

The previous prime is 856099. The next prime is 856111. The reversal of 856108 is 801658.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9685 + ... + 9772.

It is an arithmetic number, because the mean of its divisors is an integer number (136206).

2⁸⁵⁶¹⁰⁸ is an apocalyptic number.

It is an amenable number.

856108 is a deficient number, since it is larger than the sum of its proper divisors (778364).

856108 is a wasteful number, since it uses less digits than its factorization.

856108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19472 (or 19470 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 856108 is about 925.2610442464. The cubic root of 856108 is about 94.9531809927.

The spelling of 856108 in words is "eight hundred fifty-six thousand, one hundred eight".