334222309 has 2 divisors, whose sum is σ = 334222310. Its totient is φ = 334222308.

The previous prime is 334222307. The next prime is 334222321. The reversal of 334222309 is 903222433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197402500 + 136819809 = 14050^2 + 11697^2 .

It is a cyclic number.

It is not a de Polignac number, because 334222309 - 2¹ = 334222307 is a prime.

It is a super-2 number, since 2×334222309² = 223409103666582962, which contains 22 as substring.

Together with 334222307, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334222307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167111154 + 167111155.

It is an arithmetic number, because the mean of its divisors is an integer number (167111155).

Almost surely, 2^334222309 is an apocalyptic number.

It is an amenable number.

334222309 is a deficient number, since it is larger than the sum of its proper divisors (1).

334222309 is an equidigital number, since it uses as much as digits as its factorization.

334222309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 334222309 is about 18281.7479744143. The cubic root of 334222309 is about 693.9771085142.

It can be divided in two parts, 3342 and 22309, that added together give a triangular number (25651 = T₂₂₆).

The spelling of 334222309 in words is "three hundred thirty-four million, two hundred twenty-two thousand, three hundred nine".