868929868 has 12 divisors (see below), whose sum is σ = 1529418240. Its totient is φ = 431953232.

The previous prime is 868929847. The next prime is 868929913.

868929868 is nontrivially palindromic in base 10.

868929868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 627148 + ... + 628531.

It is an arithmetic number, because the mean of its divisors is an integer number (127451520).

Almost surely, 2^868929868 is an apocalyptic number.

It is an amenable number.

868929868 is a deficient number, since it is larger than the sum of its proper divisors (660488372).

868929868 is a wasteful number, since it uses less digits than its factorization.

868929868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255856 (or 1255854 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 64.

The square root of 868929868 is about 29477.6163893894. The cubic root of 868929868 is about 954.2486961261.

The spelling of 868929868 in words is "eight hundred sixty-eight million, nine hundred twenty-nine thousand, eight hundred sixty-eight".