343611673 has 2 divisors, whose sum is σ = 343611674. Its totient is φ = 343611672.

The previous prime is 343611659. The next prime is 343611707. The reversal of 343611673 is 376116343.

It is an a-pointer prime, because the next prime (343611707) can be obtained adding 343611673 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 323568144 + 20043529 = 17988^2 + 4477^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343611673 is a prime.

It is not a weakly prime, because it can be changed into another prime (343611623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171805836 + 171805837.

It is an arithmetic number, because the mean of its divisors is an integer number (171805837).

Almost surely, 2^343611673 is an apocalyptic number.

It is an amenable number.

343611673 is a deficient number, since it is larger than the sum of its proper divisors (1).

343611673 is an equidigital number, since it uses as much as digits as its factorization.

343611673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 34.

The square root of 343611673 is about 18536.7654406048. The cubic root of 343611673 is about 700.4158569798.

The spelling of 343611673 in words is "three hundred forty-three million, six hundred eleven thousand, six hundred seventy-three".