343959 has 16 divisors (see below), whose sum is σ = 572160. Its totient is φ = 178560.

The previous prime is 343951. The next prime is 343963. The reversal of 343959 is 959343.

343959 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 343959 - 2³ = 343951 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

343959 is strictly pandigital in base 7.

343959 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 343959.

It is not an unprimeable number, because it can be changed into a prime (343951) 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 15 ways as a sum of consecutive naturals, for example, 514 + ... + 975.

It is an arithmetic number, because the mean of its divisors is an integer number (35760).

2³⁴³⁹⁵⁹ is an apocalyptic number.

343959 is a deficient number, since it is larger than the sum of its proper divisors (228201).

343959 is a wasteful number, since it uses less digits than its factorization.

343959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510.

The product of its digits is 14580, while the sum is 33.

The square root of 343959 is about 586.4801786932. The cubic root of 343959 is about 70.0651773894.

It can be divided in two parts, 34 and 3959, that added together give a palindrome (3993).

The spelling of 343959 in words is "three hundred forty-three thousand, nine hundred fifty-nine".