63243768 has 64 divisors (see below), whose sum is σ = 181301760. Its totient is φ = 18009216.

The previous prime is 63243737. The next prime is 63243821. The reversal of 63243768 is 86734236.

63243768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

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 15 ways as a sum of consecutive naturals, for example, 81430 + ... + 82202.

It is an arithmetic number, because the mean of its divisors is an integer number (2832840).

Almost surely, 2^63243768 is an apocalyptic number.

It is an amenable number.

63243768 is an abundant number, since it is smaller than the sum of its proper divisors (118057992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63243768 is a wasteful number, since it uses less digits than its factorization.

63243768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276 (or 1272 counting only the distinct ones).

The product of its digits is 145152, while the sum is 39.

The square root of 63243768 is about 7952.5950481588. The cubic root of 63243768 is about 398.4182702384.

The spelling of 63243768 in words is "sixty-three million, two hundred forty-three thousand, seven hundred sixty-eight".