3221443343 has 8 divisors (see below), whose sum is σ = 3241082688. Its totient is φ = 3201859584.

The previous prime is 3221443333. The next prime is 3221443361. The reversal of 3221443343 is 3433441223.

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 3221443343 - 2⁴ = 3221443327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221443333) 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, 105455 + ... + 132527.

It is an arithmetic number, because the mean of its divisors is an integer number (405135336).

Almost surely, 2^3221443343 is an apocalyptic number.

3221443343 is a deficient number, since it is larger than the sum of its proper divisors (19639345).

3221443343 is a wasteful number, since it uses less digits than its factorization.

3221443343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27793.

The product of its digits is 20736, while the sum is 29.

The square root of 3221443343 is about 56757.7602006985. The cubic root of 3221443343 is about 1476.8968556550.

Adding to 3221443343 its reverse (3433441223), we get a palindrome (6654884566).

It can be divided in two parts, 32214 and 43343, that added together give a palindrome (75557).

The spelling of 3221443343 in words is "three billion, two hundred twenty-one million, four hundred forty-three thousand, three hundred forty-three".