344671849 has 2 divisors, whose sum is σ = 344671850. Its totient is φ = 344671848.

The previous prime is 344671841. The next prime is 344671853. The reversal of 344671849 is 948176443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 265461849 + 79210000 = 16293^2 + 8900^2 .

It is a cyclic number.

It is not a de Polignac number, because 344671849 - 2³ = 344671841 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 344671799 and 344671808.

It is not a weakly prime, because it can be changed into another prime (344671841) 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, 172335924 + 172335925.

It is an arithmetic number, because the mean of its divisors is an integer number (172335925).

Almost surely, 2^344671849 is an apocalyptic number.

It is an amenable number.

344671849 is a deficient number, since it is larger than the sum of its proper divisors (1).

344671849 is an equidigital number, since it uses as much as digits as its factorization.

344671849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 46.

The square root of 344671849 is about 18565.3399915003. The cubic root of 344671849 is about 701.1354694051.

The spelling of 344671849 in words is "three hundred forty-four million, six hundred seventy-one thousand, eight hundred forty-nine".