63813196 has 24 divisors (see below), whose sum is σ = 113629040. Its totient is φ = 31352832.

The previous prime is 63813163. The next prime is 63813199. The reversal of 63813196 is 69131836.

It is not an unprimeable number, because it can be changed into a prime (63813199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62740 + ... + 63748.

Almost surely, 2^63813196 is an apocalyptic number.

It is an amenable number.

63813196 is a deficient number, since it is larger than the sum of its proper divisors (49815844).

63813196 is a wasteful number, since it uses less digits than its factorization.

63813196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273 (or 1271 counting only the distinct ones).

The product of its digits is 23328, while the sum is 37.

The square root of 63813196 is about 7988.3162180775. The cubic root of 63813196 is about 399.6104457419.

It can be divided in two parts, 63813 and 196, that added together give a square (64009 = 253²).

The spelling of 63813196 in words is "sixty-three million, eight hundred thirteen thousand, one hundred ninety-six".