63725044 has 48 divisors (see below), whose sum is σ = 122314752. Its totient is φ = 28933632.

The previous prime is 63725021. The next prime is 63725047. The reversal of 63725044 is 44052736.

It is a junction number, because it is equal to n+sod(n) for n = 63724997 and 63725015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63725047) 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, 405814 + ... + 405970.

It is an arithmetic number, because the mean of its divisors is an integer number (2548224).

Almost surely, 2^63725044 is an apocalyptic number.

It is an amenable number.

63725044 is a deficient number, since it is larger than the sum of its proper divisors (58589708).

63725044 is a wasteful number, since it uses less digits than its factorization.

63725044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 63725044 is about 7982.7967530183. The cubic root of 63725044 is about 399.4263527153.

The spelling of 63725044 in words is "sixty-three million, seven hundred twenty-five thousand, forty-four".