885659 has 4 divisors (see below), whose sum is σ = 900240. Its totient is φ = 871080.

The previous prime is 885623. The next prime is 885679. The reversal of 885659 is 956588.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 885659 - 2⁸ = 885403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (885679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7199 + ... + 7320.

It is an arithmetic number, because the mean of its divisors is an integer number (225060).

2⁸⁸⁵⁶⁵⁹ is an apocalyptic number.

885659 is a deficient number, since it is larger than the sum of its proper divisors (14581).

885659 is a wasteful number, since it uses less digits than its factorization.

885659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14580.

The product of its digits is 86400, while the sum is 41.

The square root of 885659 is about 941.0945754811. The cubic root of 885659 is about 96.0333723674.

The spelling of 885659 in words is "eight hundred eighty-five thousand, six hundred fifty-nine".