866883 has 8 divisors (see below), whose sum is σ = 1167696. Its totient is φ = 572000.

The previous prime is 866869. The next prime is 866909. The reversal of 866883 is 388668.

866883 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 866883 - 2⁵ = 866851 is a prime.

It is a super-2 number, since 2×866883² = 1502972271378, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (866843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1128 + ... + 1733.

It is an arithmetic number, because the mean of its divisors is an integer number (145962).

2⁸⁶⁶⁸⁸³ is an apocalyptic number.

866883 is a deficient number, since it is larger than the sum of its proper divisors (300813).

866883 is a wasteful number, since it uses less digits than its factorization.

866883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2965.

The product of its digits is 55296, while the sum is 39.

The square root of 866883 is about 931.0655186398. The cubic root of 866883 is about 95.3498824787.

The spelling of 866883 in words is "eight hundred sixty-six thousand, eight hundred eighty-three".