3345220343 has 4 divisors (see below), whose sum is σ = 3345933648. Its totient is φ = 3344507040.

The previous prime is 3345220331. The next prime is 3345220387. The reversal of 3345220343 is 3430225433.

3345220343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3345220343 - 2²⁰ = 3344171767 is a prime.

It is a super-2 number, since 2×3345220343² = 22380998286442075298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3345220643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349571 + ... + 359012.

It is an arithmetic number, because the mean of its divisors is an integer number (836483412).

Almost surely, 2^3345220343 is an apocalyptic number.

3345220343 is a deficient number, since it is larger than the sum of its proper divisors (713305).

3345220343 is an equidigital number, since it uses as much as digits as its factorization.

3345220343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713304.

The product of its (nonzero) digits is 25920, while the sum is 29.

The square root of 3345220343 is about 57837.8798280158. The cubic root of 3345220343 is about 1495.5751589858.

Adding to 3345220343 its reverse (3430225433), we get a palindrome (6775445776).

The spelling of 3345220343 in words is "three billion, three hundred forty-five million, two hundred twenty thousand, three hundred forty-three".