342243343 has 4 divisors (see below), whose sum is σ = 368569768. Its totient is φ = 315916920.

The previous prime is 342243301. The next prime is 342243347. The reversal of 342243343 is 343342243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343342243 = 1999 ⋅171757.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342243343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342243347) 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 3 ways as a sum of consecutive naturals, for example, 13163193 + ... + 13163218.

It is an arithmetic number, because the mean of its divisors is an integer number (92142442).

Almost surely, 2^342243343 is an apocalyptic number.

342243343 is a deficient number, since it is larger than the sum of its proper divisors (26326425).

342243343 is a wasteful number, since it uses less digits than its factorization.

342243343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26326424.

The product of its digits is 20736, while the sum is 28.

The square root of 342243343 is about 18499.8200802062. The cubic root of 342243343 is about 699.4848883828.

Adding to 342243343 its reverse (343342243), we get a palindrome (685585586).

The spelling of 342243343 in words is "three hundred forty-two million, two hundred forty-three thousand, three hundred forty-three".