16223 has 2 divisors, whose sum is σ = 16224.
Its totient is φ = 16222.
The previous prime is 16217. The next prime is 16229. The reversal of 16223 is 32261.
Adding to 16223 its reverse (32261), we get a palindrome (48484).
It is a balanced prime because it is at equal distance from previous prime (16217) and next prime (16229).
It is an emirp because it is prime and its reverse (32261) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 16223 - 210 = 15199 is a prime.
It is a zygodrome in base 4.
It is a junction number, because it is equal to n+sod(n) for n = 16198 and 16207.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (16229) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8111 + 8112.
It is an arithmetic number, because the mean of its divisors is an integer number (8112).
216223 is an apocalyptic number.
16223 is a deficient number, since it is larger than the sum of its proper divisors (1).
16223 is an equidigital number, since it uses as much as digits as its factorization.
16223 is an evil number, because the sum of its binary digits is even.
The product of its digits is 72, while the sum is 14.
The square root of 16223 is about 127.3695410999.
The cubic root of 16223 is about 25.3149489578.
The spelling of 16223 in words is "sixteen thousand, two hundred twenty-three".