6247229 has 2 divisors, whose sum is σ = 6247230. Its totient is φ = 6247228.

The previous prime is 6247201. The next prime is 6247231. The reversal of 6247229 is 9227426.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6240004 + 7225 = 2498^2 + 85^2 .

It is a cyclic number.

It is not a de Polignac number, because 6247229 - 2²⁰ = 5198653 is a prime.

Together with 6247231, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6247195 and 6247204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6247289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3123614 + 3123615.

It is an arithmetic number, because the mean of its divisors is an integer number (3123615).

Almost surely, 2^6247229 is an apocalyptic number.

It is an amenable number.

6247229 is a deficient number, since it is larger than the sum of its proper divisors (1).

6247229 is an equidigital number, since it uses as much as digits as its factorization.

6247229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 32.

The square root of 6247229 is about 2499.4457385589. The cubic root of 6247229 is about 184.1743483711.

The spelling of 6247229 in words is "six million, two hundred forty-seven thousand, two hundred twenty-nine".