63989362 has 4 divisors (see below), whose sum is σ = 95984046. Its totient is φ = 31994680.

The previous prime is 63989357. The next prime is 63989417. The reversal of 63989362 is 26398936.

It is a happy number.

63989362 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 53158681 + 10830681 = 7291^2 + 3291^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 15997339 + ... + 15997342.

Almost surely, 2^63989362 is an apocalyptic number.

63989362 is a deficient number, since it is larger than the sum of its proper divisors (31994684).

63989362 is a wasteful number, since it uses less digits than its factorization.

63989362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31994683.

The product of its digits is 419904, while the sum is 46.

The square root of 63989362 is about 7999.3350973690. The cubic root of 63989362 is about 399.9778362719.

The spelling of 63989362 in words is "sixty-three million, nine hundred eighty-nine thousand, three hundred sixty-two".