346242943 has 4 divisors (see below), whose sum is σ = 361297008. Its totient is φ = 331188880.

The previous prime is 346242917. The next prime is 346242959. The reversal of 346242943 is 349242643.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 349242643 = 139 ⋅2512537.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346242943 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 (346242913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7526998 + ... + 7527043.

It is an arithmetic number, because the mean of its divisors is an integer number (90324252).

Almost surely, 2^346242943 is an apocalyptic number.

346242943 is a deficient number, since it is larger than the sum of its proper divisors (15054065).

346242943 is a wasteful number, since it uses less digits than its factorization.

346242943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15054064.

The product of its digits is 124416, while the sum is 37.

The square root of 346242943 is about 18607.6044401207. The cubic root of 346242943 is about 702.1991673850.

The spelling of 346242943 in words is "three hundred forty-six million, two hundred forty-two thousand, nine hundred forty-three".