343342837 has 2 divisors, whose sum is σ = 343342838. Its totient is φ = 343342836.

The previous prime is 343342823. The next prime is 343342847. The reversal of 343342837 is 738243343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237129201 + 106213636 = 15399^2 + 10306^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343342837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 343342796 and 343342805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343342807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171671418 + 171671419.

It is an arithmetic number, because the mean of its divisors is an integer number (171671419).

Almost surely, 2^343342837 is an apocalyptic number.

It is an amenable number.

343342837 is a deficient number, since it is larger than the sum of its proper divisors (1).

343342837 is an equidigital number, since it uses as much as digits as its factorization.

343342837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 37.

The square root of 343342837 is about 18529.5125947770. The cubic root of 343342837 is about 700.2331447882.

The spelling of 343342837 in words is "three hundred forty-three million, three hundred forty-two thousand, eight hundred thirty-seven".