63725888 has 28 divisors (see below), whose sum is σ = 126991872. Its totient is φ = 31728000.

The previous prime is 63725887. The next prime is 63725899. The reversal of 63725888 is 88852736.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63725887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14081 + ... + 18047.

It is an arithmetic number, because the mean of its divisors is an integer number (4535424).

Almost surely, 2^63725888 is an apocalyptic number.

It is an amenable number.

63725888 is a deficient number, since it is larger than the sum of its proper divisors (63265984).

63725888 is a wasteful number, since it uses less digits than its factorization.

63725888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4230 (or 4220 counting only the distinct ones).

The product of its digits is 645120, while the sum is 47.

The square root of 63725888 is about 7982.8496165217. The cubic root of 63725888 is about 399.4281160950.

The spelling of 63725888 in words is "sixty-three million, seven hundred twenty-five thousand, eight hundred eighty-eight".