63800218 has 32 divisors (see below), whose sum is σ = 104734080. Its totient is φ = 29131200.

The previous prime is 63800213. The next prime is 63800227. The reversal of 63800218 is 81200836.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63800213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 422443 + ... + 422593.

It is an arithmetic number, because the mean of its divisors is an integer number (3272940).

Almost surely, 2^63800218 is an apocalyptic number.

63800218 is a deficient number, since it is larger than the sum of its proper divisors (40933862).

63800218 is a wasteful number, since it uses less digits than its factorization.

63800218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 63800218 is about 7987.5038654138. The cubic root of 63800218 is about 399.5833536653.

The spelling of 63800218 in words is "sixty-three million, eight hundred thousand, two hundred eighteen".