344627741 has 2 divisors, whose sum is σ = 344627742. Its totient is φ = 344627740.

The previous prime is 344627729. The next prime is 344627743. The reversal of 344627741 is 147726443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319336900 + 25290841 = 17870^2 + 5029^2 .

It is an emirp because it is prime and its reverse (147726443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344627741 - 2¹⁴ = 344611357 is a prime.

Together with 344627743, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 344627695 and 344627704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344627743) 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, 172313870 + 172313871.

It is an arithmetic number, because the mean of its divisors is an integer number (172313871).

Almost surely, 2^344627741 is an apocalyptic number.

It is an amenable number.

344627741 is a deficient number, since it is larger than the sum of its proper divisors (1).

344627741 is an equidigital number, since it uses as much as digits as its factorization.

344627741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 38.

The square root of 344627741 is about 18564.1520409632. The cubic root of 344627741 is about 701.1055597943.

The spelling of 344627741 in words is "three hundred forty-four million, six hundred twenty-seven thousand, seven hundred forty-one".