3225209 has 16 divisors (see below), whose sum is σ = 3677184. Its totient is φ = 2808000.

The previous prime is 3225203. The next prime is 3225227. The reversal of 3225209 is 9025223.

It is not a de Polignac number, because 3225209 - 2²⁰ = 2176633 is a prime.

It is a Smith number, since the sum of its digits (23) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3225203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21284 + ... + 21434.

It is an arithmetic number, because the mean of its divisors is an integer number (229824).

Almost surely, 2^3225209 is an apocalyptic number.

It is an amenable number.

3225209 is a deficient number, since it is larger than the sum of its proper divisors (451975).

3225209 is a wasteful number, since it uses less digits than its factorization.

3225209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248.

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

The square root of 3225209 is about 1795.8866890759. The cubic root of 3225209 is about 147.7472096915.

The spelling of 3225209 in words is "three million, two hundred twenty-five thousand, two hundred nine".