344000669 has 2 divisors, whose sum is σ = 344000670. Its totient is φ = 344000668.

The previous prime is 344000651. The next prime is 344000677. The reversal of 344000669 is 966000443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 279391225 + 64609444 = 16715^2 + 8038^2 .

It is an emirp because it is prime and its reverse (966000443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344000669 - 2⁸ = 344000413 is a prime.

It is a super-2 number, since 2×344000669² = 236672920544895122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344000689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172000334 + 172000335.

It is an arithmetic number, because the mean of its divisors is an integer number (172000335).

Almost surely, 2^344000669 is an apocalyptic number.

It is an amenable number.

344000669 is a deficient number, since it is larger than the sum of its proper divisors (1).

344000669 is an equidigital number, since it uses as much as digits as its factorization.

344000669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 344000669 is about 18547.2550260140. The cubic root of 344000669 is about 700.6800662967.

The spelling of 344000669 in words is "three hundred forty-four million, six hundred sixty-nine", and thus it is an aban number.