343596823 has 2 divisors, whose sum is σ = 343596824. Its totient is φ = 343596822.

The previous prime is 343596797. The next prime is 343596829. The reversal of 343596823 is 328695343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343596823 - 2⁵ = 343596791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343596823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343596829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171798411 + 171798412.

It is an arithmetic number, because the mean of its divisors is an integer number (171798412).

Almost surely, 2^343596823 is an apocalyptic number.

343596823 is a deficient number, since it is larger than the sum of its proper divisors (1).

343596823 is an equidigital number, since it uses as much as digits as its factorization.

343596823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 43.

The square root of 343596823 is about 18536.3648809576. The cubic root of 343596823 is about 700.4057667858.

The spelling of 343596823 in words is "three hundred forty-three million, five hundred ninety-six thousand, eight hundred twenty-three".