340044343 has 8 divisors (see below), whose sum is σ = 358408800. Its totient is φ = 322122528.

The previous prime is 340044337. The next prime is 340044371. The reversal of 340044343 is 343440043.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340044343 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 (340044643) 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, 109083 + ... + 112156.

It is an arithmetic number, because the mean of its divisors is an integer number (44801100).

Almost surely, 2^340044343 is an apocalyptic number.

340044343 is a deficient number, since it is larger than the sum of its proper divisors (18364457).

340044343 is a wasteful number, since it uses less digits than its factorization.

340044343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221321.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 340044343 is about 18440.2912937947. The cubic root of 340044343 is about 697.9835458611.

Adding to 340044343 its reverse (343440043), we get a palindrome (683484386).

The spelling of 340044343 in words is "three hundred forty million, forty-four thousand, three hundred forty-three".