229247 has 2 divisors, whose sum is σ = 229248. Its totient is φ = 229246.

The previous prime is 229237. The next prime is 229249. The reversal of 229247 is 742922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 229247 - 2¹⁰ = 228223 is a prime.

Together with 229249, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114623 + 114624.

It is an arithmetic number, because the mean of its divisors is an integer number (114624).

2²²⁹²⁴⁷ is an apocalyptic number.

229247 is a deficient number, since it is larger than the sum of its proper divisors (1).

229247 is an equidigital number, since it uses as much as digits as its factorization.

229247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 26.

The square root of 229247 is about 478.7974519565. The cubic root of 229247 is about 61.2023202447.

The spelling of 229247 in words is "two hundred twenty-nine thousand, two hundred forty-seven".