3420223 has 4 divisors (see below), whose sum is σ = 3430888. Its totient is φ = 3409560.

The previous prime is 3420211. The next prime is 3420227. The reversal of 3420223 is 3220243.

3420223 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, and also an emirpimes, since its reverse is a distinct semiprime: 3220243 = 13 ⋅247711.

It is a cyclic number.

It is not a de Polignac number, because 3420223 - 2⁵ = 3420191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3420197 and 3420206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420227) 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, 4836 + ... + 5497.

It is an arithmetic number, because the mean of its divisors is an integer number (857722).

Almost surely, 2^3420223 is an apocalyptic number.

3420223 is a deficient number, since it is larger than the sum of its proper divisors (10665).

3420223 is a wasteful number, since it uses less digits than its factorization.

3420223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10664.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 3420223 is about 1849.3844922027. The cubic root of 3420223 is about 150.6670000471.

Adding to 3420223 its reverse (3220243), we get a palindrome (6640466).

It can be divided in two parts, 34202 and 23, that added together give a square (34225 = 185²).

The spelling of 3420223 in words is "three million, four hundred twenty thousand, two hundred twenty-three".