3243203 has 4 divisors (see below), whose sum is σ = 3250968. Its totient is φ = 3235440.

The previous prime is 3243197. The next prime is 3243221. The reversal of 3243203 is 3023423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3023423 = 13 ⋅232571.

It is a cyclic number.

It is not a de Polignac number, because 3243203 - 2⁸ = 3242947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3243293) 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, 3218 + ... + 4103.

It is an arithmetic number, because the mean of its divisors is an integer number (812742).

Almost surely, 2^3243203 is an apocalyptic number.

3243203 is a deficient number, since it is larger than the sum of its proper divisors (7765).

3243203 is an equidigital number, since it uses as much as digits as its factorization.

3243203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7764.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 3243203 is about 1800.8895024404. The cubic root of 3243203 is about 148.0214693714.

Adding to 3243203 its reverse (3023423), we get a palindrome (6266626).

The spelling of 3243203 in words is "three million, two hundred forty-three thousand, two hundred three".