3243021 has 8 divisors (see below), whose sum is σ = 4340544. Its totient is φ = 2153760.

The previous prime is 3243007. The next prime is 3243043. The reversal of 3243021 is 1203423.

3243021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3243021 - 2⁹ = 3242509 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243061) 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 7 ways as a sum of consecutive naturals, for example, 1081 + ... + 2766.

It is an arithmetic number, because the mean of its divisors is an integer number (542568).

Almost surely, 2^3243021 is an apocalyptic number.

It is an amenable number.

3243021 is a deficient number, since it is larger than the sum of its proper divisors (1097523).

3243021 is a wasteful number, since it uses less digits than its factorization.

3243021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4131.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 3243021 is about 1800.8389711465. The cubic root of 3243021 is about 148.0187004615.

Adding to 3243021 its reverse (1203423), we get a palindrome (4446444).

The spelling of 3243021 in words is "three million, two hundred forty-three thousand, twenty-one".