344909699 has 2 divisors, whose sum is σ = 344909700. Its totient is φ = 344909698.

The previous prime is 344909687. The next prime is 344909707. The reversal of 344909699 is 996909443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344909699 - 2⁴ = 344909683 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 344909699.

It is not a weakly prime, because it can be changed into another prime (344909629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172454849 + 172454850.

It is an arithmetic number, because the mean of its divisors is an integer number (172454850).

Almost surely, 2^344909699 is an apocalyptic number.

344909699 is a deficient number, since it is larger than the sum of its proper divisors (1).

344909699 is an equidigital number, since it uses as much as digits as its factorization.

344909699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1889568, while the sum is 53.

The square root of 344909699 is about 18571.7446407170. The cubic root of 344909699 is about 701.2967113964.

The spelling of 344909699 in words is "three hundred forty-four million, nine hundred nine thousand, six hundred ninety-nine".