350340349 has 2 divisors, whose sum is σ = 350340350. Its totient is φ = 350340348.

The previous prime is 350340323. The next prime is 350340371. The reversal of 350340349 is 943043053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 323352324 + 26988025 = 17982^2 + 5195^2 .

It is an emirp because it is prime and its reverse (943043053) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 350340349 - 2⁹ = 350339837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 350340349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350340649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175170174 + 175170175.

It is an arithmetic number, because the mean of its divisors is an integer number (175170175).

Almost surely, 2^350340349 is an apocalyptic number.

It is an amenable number.

350340349 is a deficient number, since it is larger than the sum of its proper divisors (1).

350340349 is an equidigital number, since it uses as much as digits as its factorization.

350340349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 350340349 is about 18717.3809332396. The cubic root of 350340349 is about 704.9582316854.

The spelling of 350340349 in words is "three hundred fifty million, three hundred forty thousand, three hundred forty-nine".