6230209 has 2 divisors, whose sum is σ = 6230210. Its totient is φ = 6230208.

The previous prime is 6230173. The next prime is 6230221. The reversal of 6230209 is 9020326.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6225025 + 5184 = 2495^2 + 72^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6230209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6230209.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6230909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3115104 + 3115105.

It is an arithmetic number, because the mean of its divisors is an integer number (3115105).

Almost surely, 2^6230209 is an apocalyptic number.

It is an amenable number.

6230209 is a deficient number, since it is larger than the sum of its proper divisors (1).

6230209 is an equidigital number, since it uses as much as digits as its factorization.

6230209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 6230209 is about 2496.0386615596. The cubic root of 6230209 is about 184.0069409007.

The spelling of 6230209 in words is "six million, two hundred thirty thousand, two hundred nine".