63543522 has 32 divisors (see below), whose sum is σ = 148788864. Its totient is φ = 17712000.

The previous prime is 63543511. The next prime is 63543587. The reversal of 63543522 is 22534536.

63543522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 63543522.

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 15 ways as a sum of consecutive naturals, for example, 16729 + ... + 20172.

It is an arithmetic number, because the mean of its divisors is an integer number (4649652).

Almost surely, 2^63543522 is an apocalyptic number.

63543522 is an abundant number, since it is smaller than the sum of its proper divisors (85245342).

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

63543522 is a wasteful number, since it uses less digits than its factorization.

63543522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36954.

The product of its digits is 21600, while the sum is 30.

The square root of 63543522 is about 7971.4190706549. The cubic root of 63543522 is about 399.0467341821.

The spelling of 63543522 in words is "sixty-three million, five hundred forty-three thousand, five hundred twenty-two".