3243440013 has 64 divisors (see below), whose sum is σ = 5340432384. Its totient is φ = 1726208000.

The previous prime is 3243440003. The next prime is 3243440023. The reversal of 3243440013 is 3100443423.

It is an interprime number because it is at equal distance from previous prime (3243440003) and next prime (3243440023).

It is not a de Polignac number, because 3243440013 - 2⁶ = 3243439949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243440003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 525958 + ... + 532088.

It is an arithmetic number, because the mean of its divisors is an integer number (83444256).

Almost surely, 2^3243440013 is an apocalyptic number.

3243440013 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3243440013 is a deficient number, since it is larger than the sum of its proper divisors (2096992371).

3243440013 is a wasteful number, since it uses less digits than its factorization.

3243440013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6226.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 3243440013 is about 56951.2073006359. The cubic root of 3243440013 is about 1480.2507508240.

Adding to 3243440013 its reverse (3100443423), we get a palindrome (6343883436).

The spelling of 3243440013 in words is "three billion, two hundred forty-three million, four hundred forty thousand, thirteen".