299849399 has 2 divisors, whose sum is σ = 299849400. Its totient is φ = 299849398.

The previous prime is 299849339. The next prime is 299849479. The reversal of 299849399 is 993948992.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-299849399 is a prime.

It is a super-2 number, since 2×299849399² = 179819324161322402, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (299849339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149924699 + 149924700.

It is an arithmetic number, because the mean of its divisors is an integer number (149924700).

Almost surely, 2^299849399 is an apocalyptic number.

299849399 is a deficient number, since it is larger than the sum of its proper divisors (1).

299849399 is an equidigital number, since it uses as much as digits as its factorization.

299849399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11337408, while the sum is 62.

The square root of 299849399 is about 17316.1600535454. The cubic root of 299849399 is about 669.3209121415.

The spelling of 299849399 in words is "two hundred ninety-nine million, eight hundred forty-nine thousand, three hundred ninety-nine".