63322387 has 4 divisors (see below), whose sum is σ = 63805896. Its totient is φ = 62838880.

The previous prime is 63322379. The next prime is 63322417. The reversal of 63322387 is 78322336.

63322387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63322387 - 2³ = 63322379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63622387) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 241558 + ... + 241819.

It is an arithmetic number, because the mean of its divisors is an integer number (15951474).

Almost surely, 2^63322387 is an apocalyptic number.

63322387 is a deficient number, since it is larger than the sum of its proper divisors (483509).

63322387 is a wasteful number, since it uses less digits than its factorization.

63322387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483508.

The product of its digits is 36288, while the sum is 34.

The square root of 63322387 is about 7957.5364906483. The cubic root of 63322387 is about 398.5832945378.

The spelling of 63322387 in words is "sixty-three million, three hundred twenty-two thousand, three hundred eighty-seven".