63943682 has 16 divisors (see below), whose sum is σ = 107188704. Its totient is φ = 28356000.

The previous prime is 63943679. The next prime is 63943687. The reversal of 63943682 is 28634936.

63943682 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (63943687) 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 7 ways as a sum of consecutive naturals, for example, 34544 + ... + 36347.

It is an arithmetic number, because the mean of its divisors is an integer number (6699294).

Almost surely, 2^63943682 is an apocalyptic number.

63943682 is a deficient number, since it is larger than the sum of its proper divisors (43245022).

63943682 is a wasteful number, since it uses less digits than its factorization.

63943682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70945.

The product of its digits is 186624, while the sum is 41.

The square root of 63943682 is about 7996.4793503141. The cubic root of 63943682 is about 399.8826364012.

The spelling of 63943682 in words is "sixty-three million, nine hundred forty-three thousand, six hundred eighty-two".