63716328 has 64 divisors (see below), whose sum is σ = 190612800. Its totient is φ = 19604160.

The previous prime is 63716321. The next prime is 63716333. The reversal of 63716328 is 82361736.

It is a happy number.

63716328 is a `hidden beast` number, since 637 + 16 + 3 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 63716292 and 63716301.

It is not an unprimeable number, because it can be changed into a prime (63716321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8538 + ... + 14153.

It is an arithmetic number, because the mean of its divisors is an integer number (2978325).

Almost surely, 2^63716328 is an apocalyptic number.

It is an amenable number.

63716328 is an abundant number, since it is smaller than the sum of its proper divisors (126896472).

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

63716328 is a wasteful number, since it uses less digits than its factorization.

63716328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22719 (or 22709 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 63716328 is about 7982.2508103918. The cubic root of 63716328 is about 399.4081413570.

The spelling of 63716328 in words is "sixty-three million, seven hundred sixteen thousand, three hundred twenty-eight".