8427299 has 2 divisors, whose sum is σ = 8427300. Its totient is φ = 8427298.

The previous prime is 8427283. The next prime is 8427311. The reversal of 8427299 is 9927248.

8427299 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8427299 - 2⁴ = 8427283 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 8⁵ + 4² + 2¹¹ + 7⁴ + 2²³ + 9³ + 9³ .

It is not a weakly prime, because it can be changed into another prime (8427599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4213649 + 4213650.

It is an arithmetic number, because the mean of its divisors is an integer number (4213650).

Almost surely, 2^8427299 is an apocalyptic number.

8427299 is a deficient number, since it is larger than the sum of its proper divisors (1).

8427299 is an equidigital number, since it uses as much as digits as its factorization.

8427299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 41.

The square root of 8427299 is about 2902.9810540202. The cubic root of 8427299 is about 203.4992443834.

The spelling of 8427299 in words is "eight million, four hundred twenty-seven thousand, two hundred ninety-nine".