885857 has 4 divisors (see below), whose sum is σ = 1012416. Its totient is φ = 759300.

The previous prime is 885839. The next prime is 885869. The reversal of 885857 is 758588.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 885857 - 2⁶ = 885793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (885257) 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, 63269 + ... + 63282.

It is an arithmetic number, because the mean of its divisors is an integer number (253104).

2⁸⁸⁵⁸⁵⁷ is an apocalyptic number.

It is an amenable number.

885857 is a deficient number, since it is larger than the sum of its proper divisors (126559).

885857 is a wasteful number, since it uses less digits than its factorization.

885857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126558.

The product of its digits is 89600, while the sum is 41.

The square root of 885857 is about 941.1997662558. The cubic root of 885857 is about 96.0405283160.

The spelling of 885857 in words is "eight hundred eighty-five thousand, eight hundred fifty-seven".