342989343 has 16 divisors (see below), whose sum is σ = 508688640. Its totient is φ = 228409272.

The previous prime is 342989333. The next prime is 342989347. The reversal of 342989343 is 343989243.

It is not a de Polignac number, because 342989343 - 2²¹ = 340892191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342989347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20080 + ... + 33002.

It is an arithmetic number, because the mean of its divisors is an integer number (31793040).

Almost surely, 2^342989343 is an apocalyptic number.

342989343 is a deficient number, since it is larger than the sum of its proper divisors (165699297).

342989343 is a wasteful number, since it uses less digits than its factorization.

342989343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13915 (or 13909 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The square root of 342989343 is about 18519.9714632610. The cubic root of 342989343 is about 699.9927502651.

The spelling of 342989343 in words is "three hundred forty-two million, nine hundred eighty-nine thousand, three hundred forty-three".