868055208 has 16 divisors (see below), whose sum is σ = 2170138080. Its totient is φ = 289351728.

The previous prime is 868055161. The next prime is 868055257. The reversal of 868055208 is 802550868.

It is a self number, because there is not a number n which added to its sum of digits gives 868055208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18084460 + ... + 18084507.

It is an arithmetic number, because the mean of its divisors is an integer number (135633630).

Almost surely, 2^868055208 is an apocalyptic number.

It is an amenable number.

868055208 is an abundant number, since it is smaller than the sum of its proper divisors (1302082872).

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

868055208 is a wasteful number, since it uses less digits than its factorization.

868055208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36168976 (or 36168972 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 42.

The square root of 868055208 is about 29462.7766512255. The cubic root of 868055208 is about 953.9284081485.

The spelling of 868055208 in words is "eight hundred sixty-eight million, fifty-five thousand, two hundred eight".