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22441 is a prime number
BaseRepresentation
bin101011110101001
31010210011
411132221
51204231
6251521
7122266
oct53651
933704
1022441
1115951
1210ba1
13a2a3
14826d
1569b1
hex57a9

22441 has 2 divisors, whose sum is σ = 22442. Its totient is φ = 22440.

The previous prime is 22433. The next prime is 22447. The reversal of 22441 is 14422.

Adding to 22441 its reverse (14422), we get a palindrome (36863).

22441 is nontrivially palindromic in base 11.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13225 + 9216 = 115^2 + 96^2 .

It is a cyclic number.

It is not a de Polignac number, because 22441 - 23 = 22433 is a prime.

It is a Chen prime.

It is a plaindrome in base 7.

It is not a weakly prime, because it can be changed into another prime (22447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11220 + 11221.

It is an arithmetic number, because the mean of its divisors is an integer number (11221).

222441 is an apocalyptic number.

It is an amenable number.

22441 is a deficient number, since it is larger than the sum of its proper divisors (1).

22441 is an equidigital number, since it uses as much as digits as its factorization.

22441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64, while the sum is 13.

The square root of 22441 is about 149.8032042381. The cubic root of 22441 is about 28.2063832104.

The spelling of 22441 in words is "twenty-two thousand, four hundred forty-one", and thus it is an iban number.