886656 has 32 divisors (see below), whose sum is σ = 2356200. Its totient is φ = 295424.

The previous prime is 886651. The next prime is 886663. The reversal of 886656 is 656688.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (886651) 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, 771 + ... + 1538.

2⁸⁸⁶⁶⁵⁶ is an apocalyptic number.

It is an amenable number.

886656 is an abundant number, since it is smaller than the sum of its proper divisors (1469544).

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

886656 is a wasteful number, since it uses less digits than its factorization.

886656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2326 (or 2314 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 886656 is about 941.6241288327. The cubic root of 886656 is about 96.0693942702.

The spelling of 886656 in words is "eight hundred eighty-six thousand, six hundred fifty-six".