63725258 has 4 divisors (see below), whose sum is σ = 95587890. Its totient is φ = 31862628.

The previous prime is 63725257. The next prime is 63725261. The reversal of 63725258 is 85252736.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 56505289 + 7219969 = 7517^2 + 2687^2 .

It is not an unprimeable number, because it can be changed into a prime (63725257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15931313 + ... + 15931316.

Almost surely, 2^63725258 is an apocalyptic number.

63725258 is a deficient number, since it is larger than the sum of its proper divisors (31862632).

63725258 is a wasteful number, since it uses less digits than its factorization.

63725258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31862631.

The product of its digits is 100800, while the sum is 38.

The square root of 63725258 is about 7982.8101568307. The cubic root of 63725258 is about 399.4267998296.

The spelling of 63725258 in words is "sixty-three million, seven hundred twenty-five thousand, two hundred fifty-eight".