859116 has 12 divisors (see below), whose sum is σ = 2004632. Its totient is φ = 286368.

The previous prime is 859109. The next prime is 859121. The reversal of 859116 is 611958.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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, 35785 + ... + 35808.

2⁸⁵⁹¹¹⁶ is an apocalyptic number.

It is an amenable number.

859116 is an abundant number, since it is smaller than the sum of its proper divisors (1145516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

859116 is a wasteful number, since it uses less digits than its factorization.

859116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71600 (or 71598 counting only the distinct ones).

The product of its digits is 2160, while the sum is 30.

The square root of 859116 is about 926.8851061485. The cubic root of 859116 is about 95.0642593866.

The spelling of 859116 in words is "eight hundred fifty-nine thousand, one hundred sixteen".