868366008 has 40 divisors (see below), whose sum is σ = 2432230680. Its totient is φ = 289455120.

The previous prime is 868365991. The next prime is 868366021. The reversal of 868366008 is 800663868.

868366008 is a `hidden beast` number, since 8 + 6 + 8 + 36 + 600 + 8 = 666.

868366008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 669388 + ... + 670683.

It is an arithmetic number, because the mean of its divisors is an integer number (60805767).

Almost surely, 2^868366008 is an apocalyptic number.

It is an amenable number.

868366008 is an abundant number, since it is smaller than the sum of its proper divisors (1563864672).

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

868366008 is a wasteful number, since it uses less digits than its factorization.

868366008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340089 (or 1340076 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 868366008 is about 29468.0506311497. The cubic root of 868366008 is about 954.0422432938.

It can be divided in two parts, 8683 and 66008, that added together give a triangular number (74691 = T₃₈₆).

The spelling of 868366008 in words is "eight hundred sixty-eight million, three hundred sixty-six thousand, eight".