888859 has 4 divisors (see below), whose sum is σ = 891616. Its totient is φ = 886104.

The previous prime is 888857. The next prime is 888869. The reversal of 888859 is 958888.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 888859 - 2¹ = 888857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (888857) 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, 819 + ... + 1564.

It is an arithmetic number, because the mean of its divisors is an integer number (222904).

2⁸⁸⁸⁸⁵⁹ is an apocalyptic number.

888859 is a deficient number, since it is larger than the sum of its proper divisors (2757).

888859 is a wasteful number, since it uses less digits than its factorization.

888859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2756.

The product of its digits is 184320, while the sum is 46.

The square root of 888859 is about 942.7931904718. The cubic root of 888859 is about 96.1488936608.

The spelling of 888859 in words is "eight hundred eighty-eight thousand, eight hundred fifty-nine".