2325209 has 4 divisors (see below), whose sum is σ = 2462004. Its totient is φ = 2188416.

The previous prime is 2325203. The next prime is 2325227. The reversal of 2325209 is 9025232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 635209 + 1690000 = 797^2 + 1300^2 .

It is a cyclic number.

It is not a de Polignac number, because 2325209 - 2⁸ = 2324953 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2325203) 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 3 ways as a sum of consecutive naturals, for example, 68372 + ... + 68405.

It is an arithmetic number, because the mean of its divisors is an integer number (615501).

2^2325209 is an apocalyptic number.

It is an amenable number.

2325209 is a deficient number, since it is larger than the sum of its proper divisors (136795).

2325209 is a wasteful number, since it uses less digits than its factorization.

2325209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136794.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2325209 is about 1524.8636004574. The cubic root of 2325209 is about 132.4811222661.

Adding to 2325209 its sum of digits (23), we get a palindrome (2325232).

The spelling of 2325209 in words is "two million, three hundred twenty-five thousand, two hundred nine".