34374209 has 2 divisors, whose sum is σ = 34374210. Its totient is φ = 34374208.

The previous prime is 34374127. The next prime is 34374217. The reversal of 34374209 is 90247343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23668225 + 10705984 = 4865^2 + 3272^2 .

It is a cyclic number.

It is not a de Polignac number, because 34374209 - 2⁸ = 34373953 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34374299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17187104 + 17187105.

It is an arithmetic number, because the mean of its divisors is an integer number (17187105).

Almost surely, 2^34374209 is an apocalyptic number.

It is an amenable number.

34374209 is a deficient number, since it is larger than the sum of its proper divisors (1).

34374209 is an equidigital number, since it uses as much as digits as its factorization.

34374209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 34374209 is about 5862.9522426846. The cubic root of 34374209 is about 325.1453677111.

The spelling of 34374209 in words is "thirty-four million, three hundred seventy-four thousand, two hundred nine".