63798988 has 12 divisors (see below), whose sum is σ = 121798152. Its totient is φ = 28999520.

The previous prime is 63798983. The next prime is 63798997. The reversal of 63798988 is 88989736.

It is not an unprimeable number, because it can be changed into a prime (63798983) by changing a digit.

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, 724945 + ... + 725032.

It is an arithmetic number, because the mean of its divisors is an integer number (10149846).

Almost surely, 2^63798988 is an apocalyptic number.

It is an amenable number.

63798988 is a deficient number, since it is larger than the sum of its proper divisors (57999164).

63798988 is a wasteful number, since it uses less digits than its factorization.

63798988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449992 (or 1449990 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 58.

The square root of 63798988 is about 7987.4268697748. The cubic root of 63798988 is about 399.5807858021.

The spelling of 63798988 in words is "sixty-three million, seven hundred ninety-eight thousand, nine hundred eighty-eight".