3243533 has 4 divisors (see below), whose sum is σ = 3319008. Its totient is φ = 3168060.

The previous prime is 3243523. The next prime is 3243587. The reversal of 3243533 is 3353423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3243533 - 2¹⁰ = 3242509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3243499 and 3243508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243523) 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, 37673 + ... + 37758.

It is an arithmetic number, because the mean of its divisors is an integer number (829752).

Almost surely, 2^3243533 is an apocalyptic number.

It is an amenable number.

3243533 is a deficient number, since it is larger than the sum of its proper divisors (75475).

3243533 is an equidigital number, since it uses as much as digits as its factorization.

3243533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75474.

The product of its digits is 3240, while the sum is 23.

The square root of 3243533 is about 1800.9811215002. The cubic root of 3243533 is about 148.0264896583.

Adding to 3243533 its reverse (3353423), we get a palindrome (6596956).

The spelling of 3243533 in words is "three million, two hundred forty-three thousand, five hundred thirty-three".