63632313 has 12 divisors (see below), whose sum is σ = 93869568. Its totient is φ = 41518680.

The previous prime is 63632299. The next prime is 63632321. The reversal of 63632313 is 31323636.

63632313 is a `hidden beast` number, since 636 + 3 + 23 + 1 + 3 = 666.

It is not a de Polignac number, because 63632313 - 2⁴ = 63632297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63632353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74793 + ... + 75638.

It is an arithmetic number, because the mean of its divisors is an integer number (7822464).

Almost surely, 2^63632313 is an apocalyptic number.

It is an amenable number.

63632313 is a deficient number, since it is larger than the sum of its proper divisors (30237255).

63632313 is a wasteful number, since it uses less digits than its factorization.

63632313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150484 (or 150481 counting only the distinct ones).

The product of its digits is 5832, while the sum is 27.

The square root of 63632313 is about 7976.9864610641. The cubic root of 63632313 is about 399.2325137707.

Adding to 63632313 its reverse (31323636), we get a palindrome (94955949).

The spelling of 63632313 in words is "sixty-three million, six hundred thirty-two thousand, three hundred thirteen".