344071069 has 2 divisors, whose sum is σ = 344071070. Its totient is φ = 344071068.

The previous prime is 344071061. The next prime is 344071081. The reversal of 344071069 is 960170443.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 335439225 + 8631844 = 18315^2 + 2938^2 .

It is a cyclic number.

It is not a de Polignac number, because 344071069 - 2³ = 344071061 is a prime.

It is a super-2 number, since 2×344071069² = 236769801045605522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344071061) 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, 172035534 + 172035535.

It is an arithmetic number, because the mean of its divisors is an integer number (172035535).

Almost surely, 2^344071069 is an apocalyptic number.

It is an amenable number.

344071069 is a deficient number, since it is larger than the sum of its proper divisors (1).

344071069 is an equidigital number, since it uses as much as digits as its factorization.

344071069 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 34.

The square root of 344071069 is about 18549.1527838875. The cubic root of 344071069 is about 700.7278612736.

The spelling of 344071069 in words is "three hundred forty-four million, seventy-one thousand, sixty-nine".