344942413 has 2 divisors, whose sum is σ = 344942414. Its totient is φ = 344942412.

The previous prime is 344942401. The next prime is 344942417. The reversal of 344942413 is 314249443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 303700329 + 41242084 = 17427^2 + 6422^2 .

It is an emirp because it is prime and its reverse (314249443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344942413 - 2¹³ = 344934221 is a prime.

It is equal to p_18546442 and since 344942413 and 18546442 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344942417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172471206 + 172471207.

It is an arithmetic number, because the mean of its divisors is an integer number (172471207).

Almost surely, 2^344942413 is an apocalyptic number.

It is an amenable number.

344942413 is a deficient number, since it is larger than the sum of its proper divisors (1).

344942413 is an equidigital number, since it uses as much as digits as its factorization.

344942413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 34.

The square root of 344942413 is about 18572.6253663826. The cubic root of 344942413 is about 701.3188828956.

The spelling of 344942413 in words is "three hundred forty-four million, nine hundred forty-two thousand, four hundred thirteen".