864330992 has 30 divisors (see below), whose sum is σ = 1948053888. Its totient is φ = 370427232.

The previous prime is 864330953. The next prime is 864331031. The reversal of 864330992 is 299033468.

It is an interprime number because it is at equal distance from previous prime (864330953) and next prime (864331031).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 550448 + ... + 552015.

Almost surely, 2^864330992 is an apocalyptic number.

It is an amenable number.

864330992 is an abundant number, since it is smaller than the sum of its proper divisors (1083722896).

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

864330992 is a wasteful number, since it uses less digits than its factorization.

864330992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102485 (or 1102472 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 864330992 is about 29399.5066625275. The cubic root of 864330992 is about 952.5622399700.

The spelling of 864330992 in words is "eight hundred sixty-four million, three hundred thirty thousand, nine hundred ninety-two".