343360889 has 2 divisors, whose sum is σ = 343360890. Its totient is φ = 343360888.

The previous prime is 343360879. The next prime is 343360921. The reversal of 343360889 is 988063343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 303456400 + 39904489 = 17420^2 + 6317^2 .

It is a cyclic number.

It is not a de Polignac number, because 343360889 - 2⁴ = 343360873 is a prime.

It is not a weakly prime, because it can be changed into another prime (343360879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171680444 + 171680445.

It is an arithmetic number, because the mean of its divisors is an integer number (171680445).

Almost surely, 2^343360889 is an apocalyptic number.

It is an amenable number.

343360889 is a deficient number, since it is larger than the sum of its proper divisors (1).

343360889 is an equidigital number, since it uses as much as digits as its factorization.

343360889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 343360889 is about 18529.9997031840. Note that the first 3 decimals coincide. The cubic root of 343360889 is about 700.2454166691.

The spelling of 343360889 in words is "three hundred forty-three million, three hundred sixty thousand, eight hundred eighty-nine".