885684 has 24 divisors (see below), whose sum is σ = 2157120. Its totient is φ = 282304.

The previous prime is 885679. The next prime is 885713. The reversal of 885684 is 486588.

885684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×885684² = 1568872295712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1329 + ... + 1880.

It is an arithmetic number, because the mean of its divisors is an integer number (89880).

2⁸⁸⁵⁶⁸⁴ is an apocalyptic number.

It is an amenable number.

885684 is an abundant number, since it is smaller than the sum of its proper divisors (1271436).

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

885684 is a wasteful number, since it uses less digits than its factorization.

885684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3239 (or 3237 counting only the distinct ones).

The product of its digits is 61440, while the sum is 39.

The square root of 885684 is about 941.1078577931. The cubic root of 885684 is about 96.0342759551.

The spelling of 885684 in words is "eight hundred eighty-five thousand, six hundred eighty-four".