244247 has 2 divisors, whose sum is σ = 244248. Its totient is φ = 244246.

The previous prime is 244243. The next prime is 244253. The reversal of 244247 is 742442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 244247 - 2² = 244243 is a prime.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 244247.

It is not a weakly prime, because it can be changed into another prime (244243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122123 + 122124.

It is an arithmetic number, because the mean of its divisors is an integer number (122124).

2²⁴⁴²⁴⁷ is an apocalyptic number.

244247 is a deficient number, since it is larger than the sum of its proper divisors (1).

244247 is an equidigital number, since it uses as much as digits as its factorization.

244247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1792, while the sum is 23.

The square root of 244247 is about 494.2135166100. The cubic root of 244247 is about 62.5090760153.

Adding to 244247 its reverse (742442), we get a palindrome (986689).

The spelling of 244247 in words is "two hundred forty-four thousand, two hundred forty-seven", and thus it is an iban number.