63969596 has 12 divisors (see below), whose sum is σ = 114972648. Its totient is φ = 31120272.

The previous prime is 63969571. The next prime is 63969667. The reversal of 63969596 is 69596936.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215966 + ... + 216261.

It is an arithmetic number, because the mean of its divisors is an integer number (9581054).

Almost surely, 2^63969596 is an apocalyptic number.

It is an amenable number.

63969596 is a deficient number, since it is larger than the sum of its proper divisors (51003052).

63969596 is a wasteful number, since it uses less digits than its factorization.

63969596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432268 (or 432266 counting only the distinct ones).

The product of its digits is 2361960, while the sum is 53.

The square root of 63969596 is about 7998.0995242620. The cubic root of 63969596 is about 399.9366483003.

The spelling of 63969596 in words is "sixty-three million, nine hundred sixty-nine thousand, five hundred ninety-six".