3243172 has 12 divisors (see below), whose sum is σ = 5706316. Its totient is φ = 1612800.

The previous prime is 3243169. The next prime is 3243173. The reversal of 3243172 is 2713423.

3243172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 440896 + 2802276 = 664^2 + 1674^2 .

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 3¹⁰ + 2⁷ + 4¹⁰ + 3¹³ + 1 + 7⁵ + 2¹⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243173) 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 3 ways as a sum of consecutive naturals, for example, 1329 + ... + 2872.

Almost surely, 2^3243172 is an apocalyptic number.

It is an amenable number.

3243172 is a deficient number, since it is larger than the sum of its proper divisors (2463144).

3243172 is a wasteful number, since it uses less digits than its factorization.

3243172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4398 (or 4396 counting only the distinct ones).

The product of its digits is 1008, while the sum is 22.

The square root of 3243172 is about 1800.8808955619. The cubic root of 3243172 is about 148.0209977512.

Adding to 3243172 its reverse (2713423), we get a palindrome (5956595).

The spelling of 3243172 in words is "three million, two hundred forty-three thousand, one hundred seventy-two".