3243223 has 4 divisors (see below), whose sum is σ = 3322368. Its totient is φ = 3164080.

The previous prime is 3243221. The next prime is 3243239. The reversal of 3243223 is 3223423.

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 3243223 - 2¹ = 3243221 is a prime.

It is a Duffinian number.

3243223 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3243223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243221) 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, 39511 + ... + 39592.

It is an arithmetic number, because the mean of its divisors is an integer number (830592).

Almost surely, 2^3243223 is an apocalyptic number.

3243223 is a deficient number, since it is larger than the sum of its proper divisors (79145).

3243223 is an equidigital number, since it uses as much as digits as its factorization.

3243223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79144.

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

The square root of 3243223 is about 1800.8950552434. The cubic root of 3243223 is about 148.0217736409.

Adding to 3243223 its reverse (3223423), we get a palindrome (6466646).

The spelling of 3243223 in words is "three million, two hundred forty-three thousand, two hundred twenty-three".