864087706 has 8 divisors (see below), whose sum is σ = 1296941940. Its totient is φ = 431773728.

The previous prime is 864087691. The next prime is 864087733. The reversal of 864087706 is 607780468.

864087706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 632774025 + 231313681 = 25155^2 + 15209^2 .

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, 131041 + ... + 137476.

Almost surely, 2^864087706 is an apocalyptic number.

864087706 is a deficient number, since it is larger than the sum of its proper divisors (432854234).

864087706 is a wasteful number, since it uses less digits than its factorization.

864087706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270128.

The product of its (nonzero) digits is 451584, while the sum is 46.

The square root of 864087706 is about 29395.3687848954. The cubic root of 864087706 is about 952.4728580064.

The spelling of 864087706 in words is "eight hundred sixty-four million, eighty-seven thousand, seven hundred six".