340352243 has 8 divisors (see below), whose sum is σ = 424335360. Its totient is φ = 265209480.

The previous prime is 340352237. The next prime is 340352261. The reversal of 340352243 is 342253043.

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

It is a cyclic number.

It is not a de Polignac number, because 340352243 - 2⁴ = 340352227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340352143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2210003 + ... + 2210156.

It is an arithmetic number, because the mean of its divisors is an integer number (53041920).

Almost surely, 2^340352243 is an apocalyptic number.

340352243 is a deficient number, since it is larger than the sum of its proper divisors (83983117).

340352243 is a wasteful number, since it uses less digits than its factorization.

340352243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4420177.

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 340352243 is about 18448.6379714059. The cubic root of 340352243 is about 698.1941500623.

The spelling of 340352243 in words is "three hundred forty million, three hundred fifty-two thousand, two hundred forty-three".