344102393 has 2 divisors, whose sum is σ = 344102394. Its totient is φ = 344102392.

The previous prime is 344102357. The next prime is 344102411. The reversal of 344102393 is 393201443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234334864 + 109767529 = 15308^2 + 10477^2 .

It is an emirp because it is prime and its reverse (393201443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344102393 - 2⁶ = 344102329 is a prime.

It is not a weakly prime, because it can be changed into another prime (344102303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172051196 + 172051197.

It is an arithmetic number, because the mean of its divisors is an integer number (172051197).

Almost surely, 2^344102393 is an apocalyptic number.

It is an amenable number.

344102393 is a deficient number, since it is larger than the sum of its proper divisors (1).

344102393 is an equidigital number, since it uses as much as digits as its factorization.

344102393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 344102393 is about 18549.9971159027. The cubic root of 344102393 is about 700.7491252269.

The spelling of 344102393 in words is "three hundred forty-four million, one hundred two thousand, three hundred ninety-three".