881132866 has 32 divisors (see below), whose sum is σ = 1427976000. Its totient is φ = 406425600.

The previous prime is 881132821. The next prime is 881132881. The reversal of 881132866 is 668231188.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 733066 + ... + 734266.

It is an arithmetic number, because the mean of its divisors is an integer number (44624250).

Almost surely, 2^881132866 is an apocalyptic number.

881132866 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

881132866 is a deficient number, since it is larger than the sum of its proper divisors (546843134).

881132866 is a wasteful number, since it uses less digits than its factorization.

881132866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714.

The product of its digits is 110592, while the sum is 43.

The square root of 881132866 is about 29683.8822595698. The cubic root of 881132866 is about 958.6950099774.

The spelling of 881132866 in words is "eight hundred eighty-one million, one hundred thirty-two thousand, eight hundred sixty-six".