3243487443 has 16 divisors (see below), whose sum is σ = 5233190400. Its totient is φ = 1744396416.

The previous prime is 3243487441. The next prime is 3243487447. The reversal of 3243487443 is 3447843423.

It is a happy number.

It is not a de Polignac number, because 3243487443 - 2¹ = 3243487441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3243487395 and 3243487404.

It is not an unprimeable number, because it can be changed into a prime (3243487441) 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, 4542343 + ... + 4543056.

It is an arithmetic number, because the mean of its divisors is an integer number (327074400).

Almost surely, 2^3243487443 is an apocalyptic number.

3243487443 is a deficient number, since it is larger than the sum of its proper divisors (1989702957).

3243487443 is a wasteful number, since it uses less digits than its factorization.

3243487443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9085426.

The product of its digits is 774144, while the sum is 42.

The square root of 3243487443 is about 56951.6237081964. The cubic root of 3243487443 is about 1480.2579662034.

The spelling of 3243487443 in words is "three billion, two hundred forty-three million, four hundred eighty-seven thousand, four hundred forty-three".