2243313 has 6 divisors (see below), whose sum is σ = 3240354. Its totient is φ = 1495536.

The previous prime is 2243309. The next prime is 2243317. The reversal of 2243313 is 3133422.

2243313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2243309) and next prime (2243317).

It can be written as a sum of positive squares in only one way, i.e., 2241009 + 2304 = 1497^2 + 48^2 .

It is not a de Polignac number, because 2243313 - 2² = 2243309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2243317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 124620 + ... + 124637.

It is an arithmetic number, because the mean of its divisors is an integer number (540059).

2^2243313 is an apocalyptic number.

It is an amenable number.

2243313 is a deficient number, since it is larger than the sum of its proper divisors (997041).

2243313 is a wasteful number, since it uses less digits than its factorization.

2243313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249263 (or 249260 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 2243313 is about 1497.7693413874. The cubic root of 2243313 is about 130.9071268382.

Adding to 2243313 its reverse (3133422), we get a palindrome (5376735).

It can be divided in two parts, 2243 and 313, that added together give a triangular number (2556 = T₇₁).

The spelling of 2243313 in words is "two million, two hundred forty-three thousand, three hundred thirteen".