344277361 has 2 divisors, whose sum is σ = 344277362. Its totient is φ = 344277360.

The previous prime is 344277343. The next prime is 344277371. The reversal of 344277361 is 163772443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 337089600 + 7187761 = 18360^2 + 2681^2 .

It is a cyclic number.

It is not a de Polignac number, because 344277361 - 2⁷ = 344277233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 344277361.

It is not a weakly prime, because it can be changed into another prime (344277371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172138680 + 172138681.

It is an arithmetic number, because the mean of its divisors is an integer number (172138681).

Almost surely, 2^344277361 is an apocalyptic number.

It is an amenable number.

344277361 is a deficient number, since it is larger than the sum of its proper divisors (1).

344277361 is an equidigital number, since it uses as much as digits as its factorization.

344277361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 37.

The square root of 344277361 is about 18554.7126358777. The cubic root of 344277361 is about 700.8678766025.

The spelling of 344277361 in words is "three hundred forty-four million, two hundred seventy-seven thousand, three hundred sixty-one".