344091829 has 2 divisors, whose sum is σ = 344091830. Its totient is φ = 344091828.

The previous prime is 344091817. The next prime is 344091887. The reversal of 344091829 is 928190443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 195300625 + 148791204 = 13975^2 + 12198^2 .

It is a cyclic number.

It is not a de Polignac number, because 344091829 - 2⁷ = 344091701 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 344091791 and 344091800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344091329) 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, 172045914 + 172045915.

It is an arithmetic number, because the mean of its divisors is an integer number (172045915).

Almost surely, 2^344091829 is an apocalyptic number.

It is an amenable number.

344091829 is a deficient number, since it is larger than the sum of its proper divisors (1).

344091829 is an equidigital number, since it uses as much as digits as its factorization.

344091829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 344091829 is about 18549.7123697377. The cubic root of 344091829 is about 700.7419541157.

The spelling of 344091829 in words is "three hundred forty-four million, ninety-one thousand, eight hundred twenty-nine".