63725233 has 8 divisors (see below), whose sum is σ = 74866176. Its totient is φ = 53475600.

The previous prime is 63725161. The next prime is 63725237. The reversal of 63725233 is 33252736.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63725233 - 2¹³ = 63717041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63725195 and 63725204.

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 7 ways as a sum of consecutive naturals, for example, 222673 + ... + 222958.

It is an arithmetic number, because the mean of its divisors is an integer number (9358272).

Almost surely, 2^63725233 is an apocalyptic number.

It is an amenable number.

63725233 is a deficient number, since it is larger than the sum of its proper divisors (11140943).

63725233 is a wasteful number, since it uses less digits than its factorization.

63725233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445655.

The product of its digits is 22680, while the sum is 31.

The square root of 63725233 is about 7982.8085909660. The cubic root of 63725233 is about 399.4267475967.

Adding to 63725233 its reverse (33252736), we get a palindrome (96977969).

The spelling of 63725233 in words is "sixty-three million, seven hundred twenty-five thousand, two hundred thirty-three".