2243265 has 8 divisors (see below), whose sum is σ = 3589248. Its totient is φ = 1196400.

The previous prime is 2243261. The next prime is 2243281. The reversal of 2243265 is 5623422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2243265 - 2² = 2243261 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2243261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74761 + ... + 74790.

It is an arithmetic number, because the mean of its divisors is an integer number (448656).

2^2243265 is an apocalyptic number.

It is an amenable number.

2243265 is a deficient number, since it is larger than the sum of its proper divisors (1345983).

2243265 is a wasteful number, since it uses less digits than its factorization.

2243265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149559.

The product of its digits is 2880, while the sum is 24.

The square root of 2243265 is about 1497.7533174725. The cubic root of 2243265 is about 130.9061931615.

Adding to 2243265 its reverse (5623422), we get a palindrome (7866687).

The spelling of 2243265 in words is "two million, two hundred forty-three thousand, two hundred sixty-five".