8206243 has 2 divisors, whose sum is σ = 8206244. Its totient is φ = 8206242.

The previous prime is 8206229. The next prime is 8206279. The reversal of 8206243 is 3426028.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8206243 is a prime.

It is not a weakly prime, because it can be changed into another prime (8206343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4103121 + 4103122.

It is an arithmetic number, because the mean of its divisors is an integer number (4103122).

Almost surely, 2^8206243 is an apocalyptic number.

8206243 is a deficient number, since it is larger than the sum of its proper divisors (1).

8206243 is an equidigital number, since it uses as much as digits as its factorization.

8206243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 8206243 is about 2864.6540803385. The cubic root of 8206243 is about 201.7041301284.

The spelling of 8206243 in words is "eight million, two hundred six thousand, two hundred forty-three".