63868876 has 6 divisors (see below), whose sum is σ = 111770540. Its totient is φ = 31934436.

The previous prime is 63868873. The next prime is 63868901. The reversal of 63868876 is 67886836.

It is not an unprimeable number, because it can be changed into a prime (63868873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7983606 + ... + 7983613.

Almost surely, 2^63868876 is an apocalyptic number.

It is an amenable number.

63868876 is a deficient number, since it is larger than the sum of its proper divisors (47901664).

63868876 is a wasteful number, since it uses less digits than its factorization.

63868876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15967223 (or 15967221 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 52.

The square root of 63868876 is about 7991.8005480617. The cubic root of 63868876 is about 399.7266382259.

The spelling of 63868876 in words is "sixty-three million, eight hundred sixty-eight thousand, eight hundred seventy-six".