868964 has 6 divisors (see below), whose sum is σ = 1520694. Its totient is φ = 434480.

The previous prime is 868957. The next prime is 868993. The reversal of 868964 is 469868.

It can be written as a sum of positive squares in only one way, i.e., 708964 + 160000 = 842^2 + 400^2 .

It is an unprimeable number.

868964 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 as a sum of consecutive naturals, namely, 108617 + ... + 108624.

It is an arithmetic number, because the mean of its divisors is an integer number (253449).

2⁸⁶⁸⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

868964 is a deficient number, since it is larger than the sum of its proper divisors (651730).

868964 is a wasteful number, since it uses less digits than its factorization.

868964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217245 (or 217243 counting only the distinct ones).

The product of its digits is 82944, while the sum is 41.

The square root of 868964 is about 932.1823855877. The cubic root of 868964 is about 95.4261190418.

The spelling of 868964 in words is "eight hundred sixty-eight thousand, nine hundred sixty-four".