42299 has 2 divisors, whose sum is σ = 42300. Its totient is φ = 42298.

The previous prime is 42293. The next prime is 42307. The reversal of 42299 is 99224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42299 - 2⁴ = 42283 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 42299.

It is not a weakly prime, because it can be changed into another prime (42293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21149 + 21150.

It is an arithmetic number, because the mean of its divisors is an integer number (21150).

2⁴²²⁹⁹ is an apocalyptic number.

42299 is a deficient number, since it is larger than the sum of its proper divisors (1).

42299 is an equidigital number, since it uses as much as digits as its factorization.

42299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 26.

The square root of 42299 is about 205.6672069145. The cubic root of 42299 is about 34.8425581412.

The spelling of 42299 in words is "forty-two thousand, two hundred ninety-nine".