343904323 has 16 divisors (see below), whose sum is σ = 396380160. Its totient is φ = 292278816.

The previous prime is 343904321. The next prime is 343904329. The reversal of 343904323 is 323409343.

It is a cyclic number.

It is not a de Polignac number, because 343904323 - 2¹ = 343904321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343904321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 675393 + ... + 675901.

It is an arithmetic number, because the mean of its divisors is an integer number (24773760).

Almost surely, 2^343904323 is an apocalyptic number.

343904323 is a deficient number, since it is larger than the sum of its proper divisors (52475837).

343904323 is a wasteful number, since it uses less digits than its factorization.

343904323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146.

The product of its (nonzero) digits is 23328, while the sum is 31.

The square root of 343904323 is about 18544.6575325618. The cubic root of 343904323 is about 700.6146458570.

The spelling of 343904323 in words is "three hundred forty-three million, nine hundred four thousand, three hundred twenty-three".