864563352 has 32 divisors (see below), whose sum is σ = 2163324480. Its totient is φ = 287932320.

The previous prime is 864563311. The next prime is 864563363. The reversal of 864563352 is 253365468.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12723 + ... + 43485.

It is an arithmetic number, because the mean of its divisors is an integer number (67603890).

Almost surely, 2^864563352 is an apocalyptic number.

It is an amenable number.

864563352 is an abundant number, since it is smaller than the sum of its proper divisors (1298761128).

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

864563352 is a wasteful number, since it uses less digits than its factorization.

864563352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31943 (or 31939 counting only the distinct ones).

The product of its digits is 518400, while the sum is 42.

The square root of 864563352 is about 29403.4581639643. The cubic root of 864563352 is about 952.6475921221.

The spelling of 864563352 in words is "eight hundred sixty-four million, five hundred sixty-three thousand, three hundred fifty-two".