63887884 has 12 divisors (see below), whose sum is σ = 111921264. Its totient is φ = 31910384.

The previous prime is 63887867. The next prime is 63887893. The reversal of 63887884 is 48878836.

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, 3832 + ... + 11935.

It is an arithmetic number, because the mean of its divisors is an integer number (9326772).

Almost surely, 2^63887884 is an apocalyptic number.

It is an amenable number.

63887884 is a deficient number, since it is larger than the sum of its proper divisors (48033380).

63887884 is a wasteful number, since it uses less digits than its factorization.

63887884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16784 (or 16782 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 52.

The square root of 63887884 is about 7992.9896784620. The cubic root of 63887884 is about 399.7662884739.

The spelling of 63887884 in words is "sixty-three million, eight hundred eighty-seven thousand, eight hundred eighty-four".