63420268 has 12 divisors (see below), whose sum is σ = 117514152. Its totient is φ = 29844800.

The previous prime is 63420263. The next prime is 63420289. The reversal of 63420268 is 86202436.

It is not an unprimeable number, because it can be changed into a prime (63420263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 466258 + ... + 466393.

It is an arithmetic number, because the mean of its divisors is an integer number (9792846).

Almost surely, 2^63420268 is an apocalyptic number.

63420268 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

63420268 is a deficient number, since it is larger than the sum of its proper divisors (54093884).

63420268 is a wasteful number, since it uses less digits than its factorization.

63420268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932672 (or 932670 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 63420268 is about 7963.6843232263. The cubic root of 63420268 is about 398.7885597352.

It can be divided in two parts, 634 and 20268, that added together give a palindrome (20902).

The spelling of 63420268 in words is "sixty-three million, four hundred twenty thousand, two hundred sixty-eight".