63624242 has 16 divisors (see below), whose sum is σ = 104284800. Its totient is φ = 28872240.

The previous prime is 63624227. The next prime is 63624247. The reversal of 63624242 is 24242636.

63624242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (63624247) 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 7 ways as a sum of consecutive naturals, for example, 13559 + ... + 17637.

It is an arithmetic number, because the mean of its divisors is an integer number (6517800).

Almost surely, 2^63624242 is an apocalyptic number.

63624242 is a deficient number, since it is larger than the sum of its proper divisors (40660558).

63624242 is a wasteful number, since it uses less digits than its factorization.

63624242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4801.

The product of its digits is 13824, while the sum is 29.

The square root of 63624242 is about 7976.4805522235. The cubic root of 63624242 is about 399.2156337627.

Adding to 63624242 its reverse (24242636), we get a palindrome (87866878).

The spelling of 63624242 in words is "sixty-three million, six hundred twenty-four thousand, two hundred forty-two".