3224420240 has 20 divisors (see below), whose sum is σ = 7496777244. Its totient is φ = 1289768064.

The previous prime is 3224420237. The next prime is 3224420257. The reversal of 3224420240 is 420244223.

It can be written as a sum of positive squares in 2 ways, for example, as 2308994704 + 915425536 = 48052^2 + 30256^2 .

It is a tau number, because it is divible by the number of its divisors (20).

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 3 ways as a sum of consecutive naturals, for example, 20152547 + ... + 20152706.

Almost surely, 2^3224420240 is an apocalyptic number.

It is an amenable number.

3224420240 is an abundant number, since it is smaller than the sum of its proper divisors (4272357004).

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

3224420240 is a wasteful number, since it uses less digits than its factorization.

3224420240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40305266 (or 40305260 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 3224420240 is about 56783.9787263978. The cubic root of 3224420240 is about 1477.3516431290.

Adding to 3224420240 its reverse (420244223), we get a palindrome (3644664463).

The spelling of 3224420240 in words is "three billion, two hundred twenty-four million, four hundred twenty thousand, two hundred forty".