63828984 has 32 divisors (see below), whose sum is σ = 160110720. Its totient is φ = 21204576.

The previous prime is 63828967. The next prime is 63828991. The reversal of 63828984 is 48982836.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3037 + ... + 11699.

It is an arithmetic number, because the mean of its divisors is an integer number (5003460).

Almost surely, 2^63828984 is an apocalyptic number.

It is an amenable number.

63828984 is an abundant number, since it is smaller than the sum of its proper divisors (96281736).

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

63828984 is a wasteful number, since it uses less digits than its factorization.

63828984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8979 (or 8975 counting only the distinct ones).

The product of its digits is 663552, while the sum is 48.

The square root of 63828984 is about 7989.3043501922. The cubic root of 63828984 is about 399.6433988502.

The spelling of 63828984 in words is "sixty-three million, eight hundred twenty-eight thousand, nine hundred eighty-four".