3243444 has 12 divisors (see below), whose sum is σ = 7568064. Its totient is φ = 1081144.

The previous prime is 3243397. The next prime is 3243467. The reversal of 3243444 is 4443423.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×3243444² = 21039857962272, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 3⁸ + 2¹⁹ + 4³ + 3¹³ + 4⁶ + 4⁸ + 4¹⁰ .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 135132 + ... + 135155.

It is an arithmetic number, because the mean of its divisors is an integer number (630672).

Almost surely, 2^3243444 is an apocalyptic number.

It is an amenable number.

3243444 is an abundant number, since it is smaller than the sum of its proper divisors (4324620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3243444 is a wasteful number, since it uses less digits than its factorization.

3243444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270294 (or 270292 counting only the distinct ones).

The product of its digits is 4608, while the sum is 24.

The square root of 3243444 is about 1800.9564125764. The cubic root of 3243444 is about 148.0251357357.

Adding to 3243444 its reverse (4443423), we get a palindrome (7686867).

The spelling of 3243444 in words is "three million, two hundred forty-three thousand, four hundred forty-four".