63725232 has 60 divisors (see below), whose sum is σ = 168480536. Its totient is φ = 20755200.

The previous prime is 63725161. The next prime is 63725237. The reversal of 63725232 is 23252736.

It is a self number, because there is not a number n which added to its sum of digits gives 63725232.

It is not an unprimeable number, because it can be changed into a prime (63725237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105732 + ... + 106332.

Almost surely, 2^63725232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63725232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84240268).

63725232 is an abundant number, since it is smaller than the sum of its proper divisors (104755304).

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

63725232 is a wasteful number, since it uses less digits than its factorization.

63725232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706 (or 653 counting only the distinct ones).

The product of its digits is 15120, while the sum is 30.

The square root of 63725232 is about 7982.8085283314. The cubic root of 63725232 is about 399.4267455073.

Adding to 63725232 its reverse (23252736), we get a palindrome (86977968).

The spelling of 63725232 in words is "sixty-three million, seven hundred twenty-five thousand, two hundred thirty-two".