343039 has 4 divisors (see below), whose sum is σ = 347256. Its totient is φ = 338824.

The previous prime is 343037. The next prime is 343051. The reversal of 343039 is 930343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 930343 = 271 ⋅3433.

It is a cyclic number.

It is not a de Polignac number, because 343039 - 2¹ = 343037 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343037) 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, 1984 + ... + 2149.

It is an arithmetic number, because the mean of its divisors is an integer number (86814).

2³⁴³⁰³⁹ is an apocalyptic number.

343039 is a deficient number, since it is larger than the sum of its proper divisors (4217).

343039 is an equidigital number, since it uses as much as digits as its factorization.

343039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4216.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 343039 is about 585.6953132816. The cubic root of 343039 is about 70.0026529607.

The spelling of 343039 in words is "three hundred forty-three thousand, thirty-nine".