344394493 has 2 divisors, whose sum is σ = 344394494. Its totient is φ = 344394492.

The previous prime is 344394461. The next prime is 344394499. The reversal of 344394493 is 394493443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 185558884 + 158835609 = 13622^2 + 12603^2 .

It is a cyclic number.

It is not a de Polignac number, because 344394493 - 2⁵ = 344394461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344394499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172197246 + 172197247.

It is an arithmetic number, because the mean of its divisors is an integer number (172197247).

Almost surely, 2^344394493 is an apocalyptic number.

It is an amenable number.

344394493 is a deficient number, since it is larger than the sum of its proper divisors (1).

344394493 is an equidigital number, since it uses as much as digits as its factorization.

344394493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 43.

The square root of 344394493 is about 18557.8687623337. The cubic root of 344394493 is about 700.9473520072.

The spelling of 344394493 in words is "three hundred forty-four million, three hundred ninety-four thousand, four hundred ninety-three".