340211 has 2 divisors, whose sum is σ = 340212. Its totient is φ = 340210.

The previous prime is 340201. The next prime is 340237. The reversal of 340211 is 112043.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340211 - 2¹⁰ = 339187 is a prime.

It is a Chen prime.

It is a nialpdrome in base 13.

It is a zygodrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 340192 and 340201.

It is not a weakly prime, because it can be changed into another prime (340201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170105 + 170106.

It is an arithmetic number, because the mean of its divisors is an integer number (170106).

2³⁴⁰²¹¹ is an apocalyptic number.

340211 is a deficient number, since it is larger than the sum of its proper divisors (1).

340211 is an equidigital number, since it uses as much as digits as its factorization.

340211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 340211 is about 583.2760924296. The cubic root of 340211 is about 69.8097555350.

Adding to 340211 its reverse (112043), we get a palindrome (452254).

The spelling of 340211 in words is "three hundred forty thousand, two hundred eleven", and thus it is an iban number.