868966 has 12 divisors (see below), whose sum is σ = 1516428. Its totient is φ = 372372.

The previous prime is 868957. The next prime is 868993. The reversal of 868966 is 669868.

It is a congruent number.

It is an unprimeable number.

868966 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 5 ways as a sum of consecutive naturals, for example, 4336 + ... + 4531.

It is an arithmetic number, because the mean of its divisors is an integer number (126369).

2⁸⁶⁸⁹⁶⁶ is an apocalyptic number.

868966 is a deficient number, since it is larger than the sum of its proper divisors (647462).

868966 is a wasteful number, since it uses less digits than its factorization.

868966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8883 (or 8876 counting only the distinct ones).

The product of its digits is 124416, while the sum is 43.

The square root of 868966 is about 932.1834583385. The cubic root of 868966 is about 95.4261922524.

The spelling of 868966 in words is "eight hundred sixty-eight thousand, nine hundred sixty-six".