866794 has 8 divisors (see below), whose sum is σ = 1330560. Its totient is φ = 423276.

The previous prime is 866783. The next prime is 866819. The reversal of 866794 is 497668.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4954 + ... + 5125.

It is an arithmetic number, because the mean of its divisors is an integer number (166320).

2⁸⁶⁶⁷⁹⁴ is an apocalyptic number.

866794 is a deficient number, since it is larger than the sum of its proper divisors (463766).

866794 is a wasteful number, since it uses less digits than its factorization.

866794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10124.

The product of its digits is 72576, while the sum is 40.

The square root of 866794 is about 931.0177227099. The cubic root of 866794 is about 95.3466192817.

The spelling of 866794 in words is "eight hundred sixty-six thousand, seven hundred ninety-four".