863306985 has 8 divisors (see below), whose sum is σ = 1381291200. Its totient is φ = 460430384.

The previous prime is 863306959. The next prime is 863307013. The reversal of 863306985 is 589603368.

863306985 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 863306985 - 2⁸ = 863306729 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28776885 + ... + 28776914.

It is an arithmetic number, because the mean of its divisors is an integer number (172661400).

Almost surely, 2^863306985 is an apocalyptic number.

It is an amenable number.

863306985 is a deficient number, since it is larger than the sum of its proper divisors (517984215).

863306985 is a wasteful number, since it uses less digits than its factorization.

863306985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57553807.

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 863306985 is about 29382.0861240314. The cubic root of 863306985 is about 952.1859119681.

The spelling of 863306985 in words is "eight hundred sixty-three million, three hundred six thousand, nine hundred eighty-five".