859916 has 12 divisors (see below), whose sum is σ = 1514520. Its totient is φ = 427200.

The previous prime is 859913. The next prime is 859919. The reversal of 859916 is 619958.

859916 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 (859913) and next prime (859919).

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 859916.

It is not an unprimeable number, because it can be changed into a prime (859913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116 + ... + 1316.

It is an arithmetic number, because the mean of its divisors is an integer number (126210).

2⁸⁵⁹⁹¹⁶ is an apocalyptic number.

It is an amenable number.

859916 is a deficient number, since it is larger than the sum of its proper divisors (654604).

859916 is a wasteful number, since it uses less digits than its factorization.

859916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384 (or 1382 counting only the distinct ones).

The product of its digits is 19440, while the sum is 38.

The square root of 859916 is about 927.3165586789. The cubic root of 859916 is about 95.0937578531.

It can be divided in two parts, 85 and 9916, that added together give a palindrome (10001).

The spelling of 859916 in words is "eight hundred fifty-nine thousand, nine hundred sixteen".