886728 has 16 divisors (see below), whose sum is σ = 2216880. Its totient is φ = 295568.

The previous prime is 886667. The next prime is 886741. The reversal of 886728 is 827688.

886728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 886728.

It is an unprimeable number.

886728 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18450 + ... + 18497.

It is an arithmetic number, because the mean of its divisors is an integer number (138555).

2⁸⁸⁶⁷²⁸ is an apocalyptic number.

It is an amenable number.

886728 is an abundant number, since it is smaller than the sum of its proper divisors (1330152).

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

886728 is a wasteful number, since it uses less digits than its factorization.

886728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36956 (or 36952 counting only the distinct ones).

The product of its digits is 43008, while the sum is 39.

The square root of 886728 is about 941.6623598722. The cubic root of 886728 is about 96.0719946057.

It can be divided in two parts, 8 and 86728, that added together give a triangular number (86736 = T₄₁₆).

The spelling of 886728 in words is "eight hundred eighty-six thousand, seven hundred twenty-eight".