63985602 has 8 divisors (see below), whose sum is σ = 127971216. Its totient is φ = 21328532.

The previous prime is 63985601. The next prime is 63985619. The reversal of 63985602 is 20658936.

63985602 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.

63985602 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (63985601) 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, 5332128 + ... + 5332139.

It is an arithmetic number, because the mean of its divisors is an integer number (15996402).

Almost surely, 2^63985602 is an apocalyptic number.

63985602 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

63985602 is a wasteful number, since it uses less digits than its factorization.

63985602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10664272.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 63985602 is about 7999.1000743834. The cubic root of 63985602 is about 399.9700019170.

The spelling of 63985602 in words is "sixty-three million, nine hundred eighty-five thousand, six hundred two".