34042709 has 2 divisors, whose sum is σ = 34042710. Its totient is φ = 34042708.

The previous prime is 34042703. The next prime is 34042717. The reversal of 34042709 is 90724043.

34042709 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33814225 + 228484 = 5815^2 + 478^2 .

It is an emirp because it is prime and its reverse (90724043) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34042709 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34042703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17021354 + 17021355.

It is an arithmetic number, because the mean of its divisors is an integer number (17021355).

Almost surely, 2^34042709 is an apocalyptic number.

It is an amenable number.

34042709 is a deficient number, since it is larger than the sum of its proper divisors (1).

34042709 is an equidigital number, since it uses as much as digits as its factorization.

34042709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 34042709 is about 5834.6130120172. The cubic root of 34042709 is about 324.0967709974.

The spelling of 34042709 in words is "thirty-four million, forty-two thousand, seven hundred nine".