2203265 has 4 divisors (see below), whose sum is σ = 2643924. Its totient is φ = 1762608.

The previous prime is 2203249. The next prime is 2203291. The reversal of 2203265 is 5623022.

It is a happy number.

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 1073296 + 1129969 = 1036^2 + 1063^2 .

It is a cyclic number.

It is not a de Polignac number, because 2203265 - 2⁴ = 2203249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220322 + ... + 220331.

It is an arithmetic number, because the mean of its divisors is an integer number (660981).

2^2203265 is an apocalyptic number.

It is an amenable number.

2203265 is a deficient number, since it is larger than the sum of its proper divisors (440659).

2203265 is an equidigital number, since it uses as much as digits as its factorization.

2203265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440658.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2203265 is about 1484.3399206381. The cubic root of 2203265 is about 130.1234527474.

Adding to 2203265 its reverse (5623022), we get a palindrome (7826287).

The spelling of 2203265 in words is "two million, two hundred three thousand, two hundred sixty-five".