63679712 has 24 divisors (see below), whose sum is σ = 127738296. Its totient is φ = 31238272.

The previous prime is 63679691. The next prime is 63679729. The reversal of 63679712 is 21797636.

It is a self number, because there is not a number n which added to its sum of digits gives 63679712.

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, 17078 + ... + 20469.

It is an arithmetic number, because the mean of its divisors is an integer number (5322429).

Almost surely, 2^63679712 is an apocalyptic number.

It is an amenable number.

63679712 is an abundant number, since it is smaller than the sum of its proper divisors (64058584).

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

63679712 is a wasteful number, since it uses less digits than its factorization.

63679712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37610 (or 37602 counting only the distinct ones).

The product of its digits is 95256, while the sum is 41.

The square root of 63679712 is about 7979.9568921141. The cubic root of 63679712 is about 399.3316171162.

The spelling of 63679712 in words is "sixty-three million, six hundred seventy-nine thousand, seven hundred twelve".