3420343 has 4 divisors (see below), whose sum is σ = 3503808. Its totient is φ = 3336880.

The previous prime is 3420341. The next prime is 3420367. The reversal of 3420343 is 3430243.

3420343 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 3420343 - 2¹ = 3420341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3420343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41671 + ... + 41752.

It is an arithmetic number, because the mean of its divisors is an integer number (875952).

Almost surely, 2^3420343 is an apocalyptic number.

3420343 is a deficient number, since it is larger than the sum of its proper divisors (83465).

3420343 is an equidigital number, since it uses as much as digits as its factorization.

3420343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83464.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 3420343 is about 1849.4169351447. The cubic root of 3420343 is about 150.6687620988.

Adding to 3420343 its reverse (3430243), we get a palindrome (6850586).

The spelling of 3420343 in words is "three million, four hundred twenty thousand, three hundred forty-three".