343302397 has 2 divisors, whose sum is σ = 343302398. Its totient is φ = 343302396.

The previous prime is 343302383. The next prime is 343302413. The reversal of 343302397 is 793203343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 340550116 + 2752281 = 18454^2 + 1659^2 .

It is a cyclic number.

It is not a de Polignac number, because 343302397 - 2¹⁵ = 343269629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343302797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171651198 + 171651199.

It is an arithmetic number, because the mean of its divisors is an integer number (171651199).

Almost surely, 2^343302397 is an apocalyptic number.

It is an amenable number.

343302397 is a deficient number, since it is larger than the sum of its proper divisors (1).

343302397 is an equidigital number, since it uses as much as digits as its factorization.

343302397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 34.

The square root of 343302397 is about 18528.4213304858. The cubic root of 343302397 is about 700.2056518209.

The spelling of 343302397 in words is "three hundred forty-three million, three hundred two thousand, three hundred ninety-seven".