868583072 has 24 divisors (see below), whose sum is σ = 1954312416. Its totient is φ = 372249792.

The previous prime is 868583069. The next prime is 868583123. The reversal of 868583072 is 270385868.

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 3 ways as a sum of consecutive naturals, for example, 1938578 + ... + 1939025.

It is an arithmetic number, because the mean of its divisors is an integer number (81429684).

Almost surely, 2^868583072 is an apocalyptic number.

It is an amenable number.

868583072 is an abundant number, since it is smaller than the sum of its proper divisors (1085729344).

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

868583072 is a wasteful number, since it uses less digits than its factorization.

868583072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3877620 (or 3877612 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 47.

The square root of 868583072 is about 29471.7334407055. The cubic root of 868583072 is about 954.1217301195.

The spelling of 868583072 in words is "eight hundred sixty-eight million, five hundred eighty-three thousand, seventy-two".