34253209 has 2 divisors, whose sum is σ = 34253210. Its totient is φ = 34253208.

The previous prime is 34253207. The next prime is 34253227. The reversal of 34253209 is 90235243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21827584 + 12425625 = 4672^2 + 3525^2 .

It is a cyclic number.

It is not a de Polignac number, because 34253209 - 2¹ = 34253207 is a prime.

Together with 34253207, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (34253201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17126604 + 17126605.

It is an arithmetic number, because the mean of its divisors is an integer number (17126605).

Almost surely, 2^34253209 is an apocalyptic number.

It is an amenable number.

34253209 is a deficient number, since it is larger than the sum of its proper divisors (1).

34253209 is an equidigital number, since it uses as much as digits as its factorization.

34253209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 34253209 is about 5852.6241123106. The cubic root of 34253209 is about 324.7634065047.

The spelling of 34253209 in words is "thirty-four million, two hundred fifty-three thousand, two hundred nine".