864800983 has 8 divisors (see below), whose sum is σ = 871661952. Its totient is φ = 857960376.

The previous prime is 864800971. The next prime is 864801073. The reversal of 864800983 is 389008468.

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 864800983 - 2⁹ = 864800471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864810983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86616 + ... + 96082.

It is an arithmetic number, because the mean of its divisors is an integer number (108957744).

Almost surely, 2^864800983 is an apocalyptic number.

864800983 is a deficient number, since it is larger than the sum of its proper divisors (6860969).

864800983 is a wasteful number, since it uses less digits than its factorization.

864800983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10181.

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 864800983 is about 29407.4987545694. The cubic root of 864800983 is about 952.7348646403.

The spelling of 864800983 in words is "eight hundred sixty-four million, eight hundred thousand, nine hundred eighty-three".