2241 has 8 divisors (see below), whose sum is σ = 3360. Its totient is φ = 1476.

The previous prime is 2239. The next prime is 2243. The reversal of 2241 is 1422.

Adding to 2241 its reverse (1422), we get a palindrome (3663).

It can be divided in two parts, 224 and 1, that added together give a square (225 = 15^{2}).

2241 = 8^{3} + 9^{3} + 10^{3}.

It is an interprime number because it is at equal distance from previous prime (2239) and next prime (2243).

It is not a de Polignac number, because 2241 - 2^{1} = 2239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a d-powerful number, because it can be written as **2**^{7} + **4**^{3} + **2**^{11} + **1** .

It is a Curzon number.

It is a plaindrome in base 12.

It is a nialpdrome in base 14.

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, 15 + ... + 68.

It is an arithmetic number, because the mean of its divisors is an integer number (420).

It is a Proth number, since it is equal to 35 ⋅ 2^{6} + 1 and 35 < 2^{6}.

It is an amenable number.

2241 is a deficient number, since it is larger than the sum of its proper divisors (1119).

2241 is an equidigital number, since it uses as much as digits as its factorization.

2241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 86 counting only the distinct ones).

The product of its digits is 16, while the sum is 9.

The square root of 2241 is about 47.3392015142. The cubic root of 2241 is about 13.0862120144.

The spelling of 2241 in words is "two thousand, two hundred forty-one", and thus it is an iban number.

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