859085 has 8 divisors (see below), whose sum is σ = 1085280. Its totient is φ = 651024.

The previous prime is 859081. The next prime is 859091. The reversal of 859085 is 580958.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 859085 - 2² = 859081 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4427 + ... + 4616.

It is an arithmetic number, because the mean of its divisors is an integer number (135660).

2⁸⁵⁹⁰⁸⁵ is an apocalyptic number.

It is an amenable number.

859085 is a deficient number, since it is larger than the sum of its proper divisors (226195).

859085 is a wasteful number, since it uses less digits than its factorization.

859085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9067.

The product of its (nonzero) digits is 14400, while the sum is 35.

The square root of 859085 is about 926.8683833210. The cubic root of 859085 is about 95.0631159526.

The spelling of 859085 in words is "eight hundred fifty-nine thousand, eighty-five".