3243963256 has 64 divisors (see below), whose sum is σ = 6667073280. Its totient is φ = 1473085440.

The previous prime is 3243963253. The next prime is 3243963259. The reversal of 3243963256 is 6523693423.

It is an interprime number because it is at equal distance from previous prime (3243963253) and next prime (3243963259).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243963253) 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 15 ways as a sum of consecutive naturals, for example, 1824640 + ... + 1826416.

It is an arithmetic number, because the mean of its divisors is an integer number (104173020).

Almost surely, 2^3243963256 is an apocalyptic number.

It is an amenable number.

3243963256 is an abundant number, since it is smaller than the sum of its proper divisors (3423110024).

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

3243963256 is a wasteful number, since it uses less digits than its factorization.

3243963256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2264 (or 2260 counting only the distinct ones).

The product of its digits is 699840, while the sum is 43.

The square root of 3243963256 is about 56955.8008985915. The cubic root of 3243963256 is about 1480.3303462735.

The spelling of 3243963256 in words is "three billion, two hundred forty-three million, nine hundred sixty-three thousand, two hundred fifty-six".