56859 has 8 divisors (see below), whose sum is σ = 82752. Its totient is φ = 34440.

The previous prime is 56857. The next prime is 56873. The reversal of 56859 is 95865.

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

It is not a de Polignac number, because 56859 - 2¹ = 56857 is a prime.

It is a super-3 number, since 3×56859³ = 551466209543337, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 1723 = 56859 / (5 + 6 + 8 + 5 + 9).

It is a d-powerful number, because it can be written as 5 + 6⁶ + 8³ + 5⁵ + 9⁴ .

It is not an unprimeable number, because it can be changed into a prime (56857) 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, 829 + ... + 894.

It is an arithmetic number, because the mean of its divisors is an integer number (10344).

2⁵⁶⁸⁵⁹ is an apocalyptic number.

56859 is a deficient number, since it is larger than the sum of its proper divisors (25893).

56859 is a wasteful number, since it uses less digits than its factorization.

56859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737.

The product of its digits is 10800, while the sum is 33.

The square root of 56859 is about 238.4512528799. The cubic root of 56859 is about 38.4532518558.

The spelling of 56859 in words is "fifty-six thousand, eight hundred fifty-nine".