3345221343 has 8 divisors (see below), whose sum is σ = 4482937008. Its totient is φ = 2218826624.

The previous prime is 3345221333. The next prime is 3345221387. The reversal of 3345221343 is 3431225433.

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 3345221343 - 2⁶ = 3345221279 is a prime.

It is a super-2 number, since 2×3345221343² = 22381011667325447298, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3345221343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3345221333) 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 7 ways as a sum of consecutive naturals, for example, 2829546 + ... + 2830727.

It is an arithmetic number, because the mean of its divisors is an integer number (560367126).

Almost surely, 2^3345221343 is an apocalyptic number.

3345221343 is a deficient number, since it is larger than the sum of its proper divisors (1137715665).

3345221343 is a wasteful number, since it uses less digits than its factorization.

3345221343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5660473.

The product of its digits is 25920, while the sum is 30.

The square root of 3345221343 is about 57837.8884728687. Note that the first 3 decimals coincide. The cubic root of 3345221343 is about 1495.5753080118.

Adding to 3345221343 its reverse (3431225433), we get a palindrome (6776446776).

The spelling of 3345221343 in words is "three billion, three hundred forty-five million, two hundred twenty-one thousand, three hundred forty-three".