343020243 has 8 divisors (see below), whose sum is σ = 481432000. Its totient is φ = 216644328.

The previous prime is 343020233. The next prime is 343020259. The reversal of 343020243 is 342020343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 343020243 - 2¹⁸ = 342758099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343020233) 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 7 ways as a sum of consecutive naturals, for example, 3008893 + ... + 3009006.

It is an arithmetic number, because the mean of its divisors is an integer number (60179000).

Almost surely, 2^343020243 is an apocalyptic number.

343020243 is a deficient number, since it is larger than the sum of its proper divisors (138411757).

343020243 is a wasteful number, since it uses less digits than its factorization.

343020243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6017921.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 343020243 is about 18520.8056790195. The cubic root of 343020243 is about 700.0137704774.

Adding to 343020243 its reverse (342020343), we get a palindrome (685040586).

The spelling of 343020243 in words is "three hundred forty-three million, twenty thousand, two hundred forty-three".