864795084 has 24 divisors (see below), whose sum is σ = 2045499120. Its totient is φ = 284315904.

The previous prime is 864795077. The next prime is 864795091. The reversal of 864795084 is 480597468.

It is an interprime number because it is at equal distance from previous prime (864795077) and next prime (864795091).

It is an unprimeable number.

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, 492729 + ... + 494480.

It is an arithmetic number, because the mean of its divisors is an integer number (85229130).

Almost surely, 2^864795084 is an apocalyptic number.

It is an amenable number.

864795084 is an abundant number, since it is smaller than the sum of its proper divisors (1180704036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

864795084 is a wasteful number, since it uses less digits than its factorization.

864795084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987289 (or 987287 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 51.

The square root of 864795084 is about 29407.3984568510. The cubic root of 864795084 is about 952.7326983631.

The spelling of 864795084 in words is "eight hundred sixty-four million, seven hundred ninety-five thousand, eighty-four".