859844 has 12 divisors (see below), whose sum is σ = 1520064. Its totient is φ = 425544.

The previous prime is 859841. The next prime is 859849. The reversal of 859844 is 448958.

859844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 859798 and 859807.

It is not an unprimeable number, because it can be changed into a prime (859841) 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, 632 + ... + 1455.

It is an arithmetic number, because the mean of its divisors is an integer number (126672).

2⁸⁵⁹⁸⁴⁴ is an apocalyptic number.

It is an amenable number.

859844 is a deficient number, since it is larger than the sum of its proper divisors (660220).

859844 is a wasteful number, since it uses less digits than its factorization.

859844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2194 (or 2192 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 859844 is about 927.2777361719. The cubic root of 859844 is about 95.0911037405.

The spelling of 859844 in words is "eight hundred fifty-nine thousand, eight hundred forty-four".