888866 has 12 divisors (see below), whose sum is σ = 1465926. Its totient is φ = 403920.

The previous prime is 888857. The next prime is 888869. The reversal of 888866 is 668888.

It can be written as a sum of positive squares in only one way, i.e., 874225 + 14641 = 935^2 + 121^2 .

It is a Curzon number.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (888869) by changing a digit.

888866 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1595 + ... + 2078.

2⁸⁸⁸⁸⁶⁶ is an apocalyptic number.

888866 is a deficient number, since it is larger than the sum of its proper divisors (577060).

888866 is a wasteful number, since it uses less digits than its factorization.

888866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3697 (or 3686 counting only the distinct ones).

The product of its digits is 147456, while the sum is 44.

The square root of 888866 is about 942.7969028375. The cubic root of 888866 is about 96.1491460595.

The spelling of 888866 in words is "eight hundred eighty-eight thousand, eight hundred sixty-six".