343756841 has 2 divisors, whose sum is σ = 343756842. Its totient is φ = 343756840.

The previous prime is 343756823. The next prime is 343756859. The reversal of 343756841 is 148657343.

It is a balanced prime because it is at equal distance from previous prime (343756823) and next prime (343756859).

It can be written as a sum of positive squares in only one way, i.e., 328515625 + 15241216 = 18125^2 + 3904^2 .

It is a cyclic number.

It is not a de Polignac number, because 343756841 - 2¹⁰ = 343755817 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (343756871) 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, 171878420 + 171878421.

It is an arithmetic number, because the mean of its divisors is an integer number (171878421).

Almost surely, 2^343756841 is an apocalyptic number.

It is an amenable number.

343756841 is a deficient number, since it is larger than the sum of its proper divisors (1).

343756841 is an equidigital number, since it uses as much as digits as its factorization.

343756841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 41.

The square root of 343756841 is about 18540.6807048717. The cubic root of 343756841 is about 700.5144796030.

The spelling of 343756841 in words is "three hundred forty-three million, seven hundred fifty-six thousand, eight hundred forty-one".