864706 has 8 divisors (see below), whose sum is σ = 1324800. Its totient is φ = 423108.

The previous prime is 864691. The next prime is 864707. The reversal of 864706 is 607468.

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

It is not an unprimeable number, because it can be changed into a prime (864707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4506 + ... + 4693.

It is an arithmetic number, because the mean of its divisors is an integer number (165600).

2⁸⁶⁴⁷⁰⁶ is an apocalyptic number.

864706 is a deficient number, since it is larger than the sum of its proper divisors (460094).

864706 is a wasteful number, since it uses less digits than its factorization.

864706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9248.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 864706 is about 929.8956930753. The cubic root of 864706 is about 95.2699983039.

The spelling of 864706 in words is "eight hundred sixty-four thousand, seven hundred six".