63543212 has 24 divisors (see below), whose sum is σ = 119679840. Its totient is φ = 29410560.

The previous prime is 63543199. The next prime is 63543251. The reversal of 63543212 is 21234536.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3512 + ... + 11807.

It is an arithmetic number, because the mean of its divisors is an integer number (4986660).

Almost surely, 2^63543212 is an apocalyptic number.

It is an amenable number.

63543212 is a deficient number, since it is larger than the sum of its proper divisors (56136628).

63543212 is a wasteful number, since it uses less digits than its factorization.

63543212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15401 (or 15399 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 63543212 is about 7971.3996261635. The cubic root of 63543212 is about 399.0460852584.

Adding to 63543212 its reverse (21234536), we get a palindrome (84777748).

The spelling of 63543212 in words is "sixty-three million, five hundred forty-three thousand, two hundred twelve".