63645282 has 12 divisors (see below), whose sum is σ = 137898150. Its totient is φ = 21215088.

The previous prime is 63645259. The next prime is 63645311. The reversal of 63645282 is 28254636.

63645282 is a `hidden beast` number, since 6 + 3 + 645 + 2 + 8 + 2 = 666.

63645282 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 62110161 + 1535121 = 7881^2 + 1239^2 .

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 5 ways as a sum of consecutive naturals, for example, 1767907 + ... + 1767942.

Almost surely, 2^63645282 is an apocalyptic number.

63645282 is an abundant number, since it is smaller than the sum of its proper divisors (74252868).

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

63645282 is a wasteful number, since it uses less digits than its factorization.

63645282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3535857 (or 3535854 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 63645282 is about 7977.7993206147. The cubic root of 63645282 is about 399.2596346600.

The spelling of 63645282 in words is "sixty-three million, six hundred forty-five thousand, two hundred eighty-two".