223441 has 2 divisors, whose sum is σ = 223442. Its totient is φ = 223440.

The previous prime is 223439. The next prime is 223463. The reversal of 223441 is 144322.

223441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 221841 + 1600 = 471^2 + 40^2 .

It is a cyclic number.

It is not a de Polignac number, because 223441 - 2¹ = 223439 is a prime.

Together with 223439, it forms a pair of twin primes.

It is a nialpdrome in base 8.

It is not a weakly prime, because it can be changed into another prime (223481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111720 + 111721.

It is an arithmetic number, because the mean of its divisors is an integer number (111721).

2²²³⁴⁴¹ is an apocalyptic number.

It is an amenable number.

223441 is a deficient number, since it is larger than the sum of its proper divisors (1).

223441 is an equidigital number, since it uses as much as digits as its factorization.

223441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192, while the sum is 16.

The square root of 223441 is about 472.6954622164. The cubic root of 223441 is about 60.6812179133.

Adding to 223441 its reverse (144322), we get a palindrome (367763).

The spelling of 223441 in words is "two hundred twenty-three thousand, four hundred forty-one", and thus it is an iban number.