343801 has 2 divisors, whose sum is σ = 343802. Its totient is φ = 343800.

The previous prime is 343799. The next prime is 343813. The reversal of 343801 is 108343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179776 + 164025 = 424^2 + 405^2 .

It is an emirp because it is prime and its reverse (108343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343801 - 2¹ = 343799 is a prime.

Together with 343799, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (343831) 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, 171900 + 171901.

It is an arithmetic number, because the mean of its divisors is an integer number (171901).

2³⁴³⁸⁰¹ is an apocalyptic number.

It is an amenable number.

343801 is a deficient number, since it is larger than the sum of its proper divisors (1).

343801 is an equidigital number, since it uses as much as digits as its factorization.

343801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 343801 is about 586.3454613110. The cubic root of 343801 is about 70.0544474346.

The spelling of 343801 in words is "three hundred forty-three thousand, eight hundred one".