885870 has 64 divisors (see below), whose sum is σ = 2514240. Its totient is φ = 221184.

The previous prime is 885869. The next prime is 885881. The reversal of 885870 is 78588.

885870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 885870.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4494 + ... + 4686.

It is an arithmetic number, because the mean of its divisors is an integer number (39285).

2⁸⁸⁵⁸⁷⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 885870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1257120).

885870 is an abundant number, since it is smaller than the sum of its proper divisors (1628370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

885870 is a wasteful number, since it uses less digits than its factorization.

885870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 36.

The square root of 885870 is about 941.2066723095. The cubic root of 885870 is about 96.0409981137.

The spelling of 885870 in words is "eight hundred eighty-five thousand, eight hundred seventy".