342559843 has 16 divisors (see below), whose sum is σ = 368375040. Its totient is φ = 317408256.

The previous prime is 342559831. The next prime is 342559849. The reversal of 342559843 is 348955243.

It is a cyclic number.

It is not a de Polignac number, because 342559843 - 2¹⁷ = 342428771 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 342559843.

It is not an unprimeable number, because it can be changed into a prime (342559849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 564046 + ... + 564652.

It is an arithmetic number, because the mean of its divisors is an integer number (23023440).

Almost surely, 2^342559843 is an apocalyptic number.

342559843 is a deficient number, since it is larger than the sum of its proper divisors (25815197).

342559843 is a wasteful number, since it uses less digits than its factorization.

342559843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086.

The product of its digits is 518400, while the sum is 43.

The square root of 342559843 is about 18508.3722406915. The cubic root of 342559843 is about 699.7004452976.

The spelling of 342559843 in words is "three hundred forty-two million, five hundred fifty-nine thousand, eight hundred forty-three".