63133330 has 24 divisors (see below), whose sum is σ = 123057252. Its totient is φ = 23310144.

The previous prime is 63133327. The next prime is 63133339. The reversal of 63133330 is 3333136.

It is a happy number.

63133330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1996569 + 61136761 = 1413^2 + 7819^2 .

It is not an unprimeable number, because it can be changed into a prime (63133339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16989 + ... + 20368.

Almost surely, 2^63133330 is an apocalyptic number.

63133330 is a deficient number, since it is larger than the sum of its proper divisors (59923922).

63133330 is a wasteful number, since it uses less digits than its factorization.

63133330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37390 (or 37377 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 22.

The square root of 63133330 is about 7945.6484946164. The cubic root of 63133330 is about 398.1862254861.

Adding to 63133330 its reverse (3333136), we get a palindrome (66466466).

The spelling of 63133330 in words is "sixty-three million, one hundred thirty-three thousand, three hundred thirty".