3243221224 has 16 divisors (see below), whose sum is σ = 6164342820. Its totient is φ = 1599396480.

The previous prime is 3243221213. The next prime is 3243221227. The reversal of 3243221224 is 4221223423.

It can be written as a sum of positive squares in 2 ways, for example, as 3241024900 + 2196324 = 56930^2 + 1482^2 .

It is not an unprimeable number, because it can be changed into a prime (3243221227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2776147 + ... + 2777314.

Almost surely, 2^3243221224 is an apocalyptic number.

It is an amenable number.

3243221224 is a deficient number, since it is larger than the sum of its proper divisors (2921121596).

3243221224 is a wasteful number, since it uses less digits than its factorization.

3243221224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5553540 (or 5553536 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 3243221224 is about 56949.2864222196. The cubic root of 3243221224 is about 1480.2174662185.

Adding to 3243221224 its reverse (4221223423), we get a palindrome (7464444647).

The spelling of 3243221224 in words is "three billion, two hundred forty-three million, two hundred twenty-one thousand, two hundred twenty-four".