343425293 has 2 divisors, whose sum is σ = 343425294. Its totient is φ = 343425292.

The previous prime is 343425289. The next prime is 343425373. The reversal of 343425293 is 392524343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 245454889 + 97970404 = 15667^2 + 9898^2 .

It is an emirp because it is prime and its reverse (392524343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343425293 - 2² = 343425289 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343425233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171712646 + 171712647.

It is an arithmetic number, because the mean of its divisors is an integer number (171712647).

Almost surely, 2^343425293 is an apocalyptic number.

It is an amenable number.

343425293 is a deficient number, since it is larger than the sum of its proper divisors (1).

343425293 is an equidigital number, since it uses as much as digits as its factorization.

343425293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 35.

The square root of 343425293 is about 18531.7374522736. The cubic root of 343425293 is about 700.2891954724.

The spelling of 343425293 in words is "three hundred forty-three million, four hundred twenty-five thousand, two hundred ninety-three".