63898922 has 8 divisors (see below), whose sum is σ = 100015776. Its totient is φ = 30560332.

The previous prime is 63898873. The next prime is 63898927. The reversal of 63898922 is 22989836.

63898922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (63898927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694508 + ... + 694599.

It is an arithmetic number, because the mean of its divisors is an integer number (12501972).

Almost surely, 2^63898922 is an apocalyptic number.

63898922 is a deficient number, since it is larger than the sum of its proper divisors (36116854).

63898922 is a wasteful number, since it uses less digits than its factorization.

63898922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389132.

The product of its digits is 373248, while the sum is 47.

The square root of 63898922 is about 7993.6801287017. The cubic root of 63898922 is about 399.7893098770.

The spelling of 63898922 in words is "sixty-three million, eight hundred ninety-eight thousand, nine hundred twenty-two".