222347 has 2 divisors, whose sum is σ = 222348. Its totient is φ = 222346.

The previous prime is 222337. The next prime is 222349. The reversal of 222347 is 743222.

It is a happy number.

222347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222347 - 2¹⁴ = 205963 is a prime.

Together with 222349, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (222349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111173 + 111174.

It is an arithmetic number, because the mean of its divisors is an integer number (111174).

2²²²³⁴⁷ is an apocalyptic number.

222347 is a deficient number, since it is larger than the sum of its proper divisors (1).

222347 is an equidigital number, since it uses as much as digits as its factorization.

222347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 672, while the sum is 20.

The square root of 222347 is about 471.5368490373. The cubic root of 222347 is about 60.5820211200.

Adding to 222347 its reverse (743222), we get a palindrome (965569).

The spelling of 222347 in words is "two hundred twenty-two thousand, three hundred forty-seven", and thus it is an iban number.