343499 has 4 divisors (see below), whose sum is σ = 369936. Its totient is φ = 317064.

The previous prime is 343489. The next prime is 343517. The reversal of 343499 is 994343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 994343 = 7 ⋅142049.

It is a cyclic number.

It is not a de Polignac number, because 343499 - 2⁸ = 343243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343489) 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, 13199 + ... + 13224.

It is an arithmetic number, because the mean of its divisors is an integer number (92484).

2³⁴³⁴⁹⁹ is an apocalyptic number.

343499 is a deficient number, since it is larger than the sum of its proper divisors (26437).

343499 is a wasteful number, since it uses less digits than its factorization.

343499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26436.

The product of its digits is 11664, while the sum is 32.

The square root of 343499 is about 586.0878773699. The cubic root of 343499 is about 70.0339291301.

The spelling of 343499 in words is "three hundred forty-three thousand, four hundred ninety-nine".