2244443 has 4 divisors (see below), whose sum is σ = 2248560. Its totient is φ = 2240328.

The previous prime is 2244439. The next prime is 2244461. The reversal of 2244443 is 3444422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3444422 = 2 ⋅1722211.

It is a cyclic number.

It is not a de Polignac number, because 2244443 - 2² = 2244439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2241443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1088 + ... + 2381.

It is an arithmetic number, because the mean of its divisors is an integer number (562140).

2^2244443 is an apocalyptic number.

2244443 is a deficient number, since it is larger than the sum of its proper divisors (4117).

2244443 is an equidigital number, since it uses as much as digits as its factorization.

2244443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4116.

The product of its digits is 3072, while the sum is 23.

The square root of 2244443 is about 1498.1465215392. The cubic root of 2244443 is about 130.9291032963.

Adding to 2244443 its reverse (3444422), we get a palindrome (5688865).

The spelling of 2244443 in words is "two million, two hundred forty-four thousand, four hundred forty-three".