3243430331 has 8 divisors (see below), whose sum is σ = 3277323504. Its totient is φ = 3209603680.

The previous prime is 3243430327. The next prime is 3243430339. The reversal of 3243430331 is 1330343423.

It is a happy number.

3243430331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3243430331 - 2² = 3243430327 is a prime.

It is a super-2 number, since 2×3243430331² = 21039680624101539122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3243430331.

It is not an unprimeable number, because it can be changed into a prime (3243430339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84581 + ... + 116793.

It is an arithmetic number, because the mean of its divisors is an integer number (409665438).

Almost surely, 2^3243430331 is an apocalyptic number.

3243430331 is a deficient number, since it is larger than the sum of its proper divisors (33893173).

3243430331 is a wasteful number, since it uses less digits than its factorization.

3243430331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33261.

The product of its (nonzero) digits is 7776, while the sum is 26.

The square root of 3243430331 is about 56951.1222979846. The cubic root of 3243430331 is about 1480.2492779226.

Adding to 3243430331 its reverse (1330343423), we get a palindrome (4573773754).

The spelling of 3243430331 in words is "three billion, two hundred forty-three million, four hundred thirty thousand, three hundred thirty-one".