34344209 has 2 divisors, whose sum is σ = 34344210. Its totient is φ = 34344208.

The previous prime is 34344161. The next prime is 34344239. The reversal of 34344209 is 90244343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33814225 + 529984 = 5815^2 + 728^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34344209 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34344239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17172104 + 17172105.

It is an arithmetic number, because the mean of its divisors is an integer number (17172105).

Almost surely, 2^34344209 is an apocalyptic number.

It is an amenable number.

34344209 is a deficient number, since it is larger than the sum of its proper divisors (1).

34344209 is an equidigital number, since it uses as much as digits as its factorization.

34344209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 34344209 is about 5860.3932461909. The cubic root of 34344209 is about 325.0507502601.

The spelling of 34344209 in words is "thirty-four million, three hundred forty-four thousand, two hundred nine".