63868108 has 12 divisors (see below), whose sum is σ = 112355712. Its totient is φ = 31766480.

The previous prime is 63868097. The next prime is 63868111. The reversal of 63868108 is 80186836.

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, 41035 + ... + 42562.

It is an arithmetic number, because the mean of its divisors is an integer number (9362976).

Almost surely, 2^63868108 is an apocalyptic number.

It is an amenable number.

63868108 is a deficient number, since it is larger than the sum of its proper divisors (48487604).

63868108 is a wasteful number, since it uses less digits than its factorization.

63868108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83792 (or 83790 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 63868108 is about 7991.7524986701. The cubic root of 63868108 is about 399.7250360303.

The spelling of 63868108 in words is "sixty-three million, eight hundred sixty-eight thousand, one hundred eight".