63725432 has 16 divisors (see below), whose sum is σ = 120155400. Its totient is φ = 31684000.

The previous prime is 63725393. The next prime is 63725437. The reversal of 63725432 is 23452736.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63725437) 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, 20819 + ... + 23682.

Almost surely, 2^63725432 is an apocalyptic number.

It is an amenable number.

63725432 is a deficient number, since it is larger than the sum of its proper divisors (56429968).

63725432 is a wasteful number, since it uses less digits than its factorization.

63725432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44686 (or 44682 counting only the distinct ones).

The product of its digits is 30240, while the sum is 32.

The square root of 63725432 is about 7982.8210552411. The cubic root of 63725432 is about 399.4271633704.

The spelling of 63725432 in words is "sixty-three million, seven hundred twenty-five thousand, four hundred thirty-two".