63243238 has 16 divisors (see below), whose sum is σ = 101406816. Its totient is φ = 29508160.

The previous prime is 63243227. The next prime is 63243251. The reversal of 63243238 is 83234236.

63243238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 14881 + ... + 18652.

It is an arithmetic number, because the mean of its divisors is an integer number (6337926).

Almost surely, 2^63243238 is an apocalyptic number.

63243238 is a deficient number, since it is larger than the sum of its proper divisors (38163578).

63243238 is a wasteful number, since it uses less digits than its factorization.

63243238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33599.

The product of its digits is 20736, while the sum is 31.

The square root of 63243238 is about 7952.5617256328. The cubic root of 63243238 is about 398.4171572841.

The spelling of 63243238 in words is "sixty-three million, two hundred forty-three thousand, two hundred thirty-eight".