343403347 has 8 divisors (see below), whose sum is σ = 394870016. Its totient is φ = 292538952.

The previous prime is 343403323. The next prime is 343403351. The reversal of 343403347 is 743304343.

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 not a de Polignac number, because 343403347 - 2⁷ = 343403219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343403147) 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, 149343 + ... + 151624.

It is an arithmetic number, because the mean of its divisors is an integer number (49358752).

Almost surely, 2^343403347 is an apocalyptic number.

343403347 is a deficient number, since it is larger than the sum of its proper divisors (51466669).

343403347 is a wasteful number, since it uses less digits than its factorization.

343403347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301137.

The product of its (nonzero) digits is 36288, while the sum is 31.

The square root of 343403347 is about 18531.1453234818. The cubic root of 343403347 is about 700.2742782309.

The spelling of 343403347 in words is "three hundred forty-three million, four hundred three thousand, three hundred forty-seven".