63948694 has 12 divisors (see below), whose sum is σ = 100276596. Its totient is φ = 30583652.

The previous prime is 63948667. The next prime is 63948719. The reversal of 63948694 is 49684936.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 29164 + ... + 31279.

It is an arithmetic number, because the mean of its divisors is an integer number (8356383).

Almost surely, 2^63948694 is an apocalyptic number.

63948694 is a deficient number, since it is larger than the sum of its proper divisors (36327902).

63948694 is a wasteful number, since it uses less digits than its factorization.

63948694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60491 (or 60468 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 49.

The square root of 63948694 is about 7996.7927320895. The cubic root of 63948694 is about 399.8930839249.

The spelling of 63948694 in words is "sixty-three million, nine hundred forty-eight thousand, six hundred ninety-four".