343775243 has 4 divisors (see below), whose sum is σ = 392886000. Its totient is φ = 294664488.

The previous prime is 343775233. The next prime is 343775261. The reversal of 343775243 is 342577343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 343775243 - 2¹⁰ = 343774219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343775197 and 343775206.

It is not an unprimeable number, because it can be changed into a prime (343775233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24555368 + ... + 24555381.

It is an arithmetic number, because the mean of its divisors is an integer number (98221500).

Almost surely, 2^343775243 is an apocalyptic number.

343775243 is a deficient number, since it is larger than the sum of its proper divisors (49110757).

343775243 is an equidigital number, since it uses as much as digits as its factorization.

343775243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49110756.

The product of its digits is 211680, while the sum is 38.

The square root of 343775243 is about 18541.1769583271. The cubic root of 343775243 is about 700.5269793663.

The spelling of 343775243 in words is "three hundred forty-three million, seven hundred seventy-five thousand, two hundred forty-three".