3321243 has 20 divisors (see below), whose sum is σ = 5015208. Its totient is φ = 2190240.

The previous prime is 3321233. The next prime is 3321251. The reversal of 3321243 is 3421233.

It is not a de Polignac number, because 3321243 - 2⁶ = 3321179 is a prime.

It is a super-2 number, since 2×3321243² = 22061310130098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3321203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10455 + ... + 10767.

Almost surely, 2^3321243 is an apocalyptic number.

3321243 is a deficient number, since it is larger than the sum of its proper divisors (1693965).

3321243 is a wasteful number, since it uses less digits than its factorization.

3321243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 447 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 3321243 is about 1822.4277763467. The cubic root of 3321243 is about 149.1993338287.

Adding to 3321243 its reverse (3421233), we get a palindrome (6742476).

The spelling of 3321243 in words is "three million, three hundred twenty-one thousand, two hundred forty-three".