344281901 has 2 divisors, whose sum is σ = 344281902. Its totient is φ = 344281900.

The previous prime is 344281867. The next prime is 344281913. The reversal of 344281901 is 109182443.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193237801 + 151044100 = 13901^2 + 12290^2 .

It is an emirp because it is prime and its reverse (109182443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344281901 - 2⁶ = 344281837 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344281981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172140950 + 172140951.

It is an arithmetic number, because the mean of its divisors is an integer number (172140951).

Almost surely, 2^344281901 is an apocalyptic number.

It is an amenable number.

344281901 is a deficient number, since it is larger than the sum of its proper divisors (1).

344281901 is an equidigital number, since it uses as much as digits as its factorization.

344281901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 344281901 is about 18554.8349763613. The cubic root of 344281901 is about 700.8709573804.

The spelling of 344281901 in words is "three hundred forty-four million, two hundred eighty-one thousand, nine hundred one".