2244 has 24 divisors (see below), whose sum is σ = 6048. Its totient is φ = 640.

The previous prime is 2243. The next prime is 2251. The reversal of 2244 is 4422.

2244 = T₇ + T₈ + ... + T₂₃.

2244 is nontrivially palindromic in base 15.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 2⁷ + 4 + 2¹¹ + 4³ .

2244 is an undulating number in base 15.

It is a plaindrome in base 10.

It is a nialpdrome in base 14.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243) 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, 124 + ... + 140.

It is an arithmetic number, because the mean of its divisors is an integer number (252).

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3024).

2244 is an abundant number, since it is smaller than the sum of its proper divisors (3804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2244 is a wasteful number, since it uses less digits than its factorization.

2244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35 (or 33 counting only the distinct ones).

The product of its digits is 64, while the sum is 12.

The square root of 2244 is about 47.3708771293. The cubic root of 2244 is about 13.0920488626.

Adding to 2244 its reverse (4422), we get a palindrome (6666).

It can be divided in two parts, 22 and 44, that added together give a palindrome (66).

The spelling of 2244 in words is "two thousand, two hundred forty-four", and thus it is an iban number.