859556 has 12 divisors (see below), whose sum is σ = 1569792. Its totient is φ = 411048.

The previous prime is 859553. The next prime is 859559. The reversal of 859556 is 655958.

859556 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 (859553) and next prime (859559).

It is a d-powerful number, because it can be written as 8² + 5⁷ + 5⁸ + 9² + 5⁸ + 6² .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 859556.

It is not an unprimeable number, because it can be changed into a prime (859553) 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, 4580 + ... + 4763.

It is an arithmetic number, because the mean of its divisors is an integer number (130816).

2⁸⁵⁹⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

859556 is a deficient number, since it is larger than the sum of its proper divisors (710236).

859556 is a wasteful number, since it uses less digits than its factorization.

859556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9370 (or 9368 counting only the distinct ones).

The product of its digits is 54000, while the sum is 38.

The square root of 859556 is about 927.1224298872. The cubic root of 859556 is about 95.0804858083.

The spelling of 859556 in words is "eight hundred fifty-nine thousand, five hundred fifty-six".