344419189 has 2 divisors, whose sum is σ = 344419190. Its totient is φ = 344419188.

The previous prime is 344419169. The next prime is 344419193. The reversal of 344419189 is 981914443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297838564 + 46580625 = 17258^2 + 6825^2 .

It is an emirp because it is prime and its reverse (981914443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344419189 - 2¹¹ = 344417141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344419139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172209594 + 172209595.

It is an arithmetic number, because the mean of its divisors is an integer number (172209595).

Almost surely, 2^344419189 is an apocalyptic number.

It is an amenable number.

344419189 is a deficient number, since it is larger than the sum of its proper divisors (1).

344419189 is an equidigital number, since it uses as much as digits as its factorization.

344419189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 43.

The square root of 344419189 is about 18558.5341285350. The cubic root of 344419189 is about 700.9641062260.

The spelling of 344419189 in words is "three hundred forty-four million, four hundred nineteen thousand, one hundred eighty-nine".