3243314440 has 64 divisors (see below), whose sum is σ = 7699824000. Its totient is φ = 1226119680.

The previous prime is 3243314419. The next prime is 3243314447. The reversal of 3243314440 is 444133423.

It is a junction number, because it is equal to n+sod(n) for n = 3243314399 and 3243314408.

It is not an unprimeable number, because it can be changed into a prime (3243314447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328780 + ... + 338500.

It is an arithmetic number, because the mean of its divisors is an integer number (120309750).

Almost surely, 2^3243314440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3243314440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3849912000).

3243314440 is an abundant number, since it is smaller than the sum of its proper divisors (4456509560).

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

3243314440 is a wasteful number, since it uses less digits than its factorization.

3243314440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10190 (or 10186 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 3243314440 is about 56950.1048287007. The cubic root of 3243314440 is about 1480.2316474517.

Adding to 3243314440 its reverse (444133423), we get a palindrome (3687447863).

The spelling of 3243314440 in words is "three billion, two hundred forty-three million, three hundred fourteen thousand, four hundred forty".