343658057 has 2 divisors, whose sum is σ = 343658058. Its totient is φ = 343658056.

The previous prime is 343658041. The next prime is 343658083. The reversal of 343658057 is 750856343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 221533456 + 122124601 = 14884^2 + 11051^2 .

It is a cyclic number.

It is not a de Polignac number, because 343658057 - 2⁴ = 343658041 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (343658017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171829028 + 171829029.

It is an arithmetic number, because the mean of its divisors is an integer number (171829029).

Almost surely, 2^343658057 is an apocalyptic number.

It is an amenable number.

343658057 is a deficient number, since it is larger than the sum of its proper divisors (1).

343658057 is an equidigital number, since it uses as much as digits as its factorization.

343658057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 343658057 is about 18538.0165335993. The cubic root of 343658057 is about 700.4473718457.

The spelling of 343658057 in words is "three hundred forty-three million, six hundred fifty-eight thousand, fifty-seven".