2243264 has 14 divisors (see below), whose sum is σ = 4451604. Its totient is φ = 1121600.

The previous prime is 2243261. The next prime is 2243281. The reversal of 2243264 is 4623422.

2243264 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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 as a sum of consecutive naturals, namely, 17462 + ... + 17589.

2^2243264 is an apocalyptic number.

It is an amenable number.

2243264 is a deficient number, since it is larger than the sum of its proper divisors (2208340).

2243264 is an equidigital number, since it uses as much as digits as its factorization.

2243264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35063 (or 35053 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 2243264 is about 1497.7529836392. The cubic root of 2243264 is about 130.9061737098.

Adding to 2243264 its reverse (4623422), we get a palindrome (6866686).

The spelling of 2243264 in words is "two million, two hundred forty-three thousand, two hundred sixty-four".