343265 has 8 divisors (see below), whose sum is σ = 443688. Its totient is φ = 253440.

The previous prime is 343261. The next prime is 343267. The reversal of 343265 is 562343.

It can be written as a sum of positive squares in 4 ways, for example, as 2209 + 341056 = 47^2 + 584^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 343265 - 2² = 343261 is a prime.

It is a d-powerful number, because it can be written as 3⁹ + 4⁹ + 2¹¹ + 3¹⁰ + 6³ + 5³ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 343265.

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 343265.

It is not an unprimeable number, because it can be changed into a prime (343261) 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, 2576 + ... + 2705.

It is an arithmetic number, because the mean of its divisors is an integer number (55461).

2³⁴³²⁶⁵ is an apocalyptic number.

It is an amenable number.

343265 is a deficient number, since it is larger than the sum of its proper divisors (100423).

343265 is a wasteful number, since it uses less digits than its factorization.

343265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5299.

The product of its digits is 2160, while the sum is 23.

The square root of 343265 is about 585.8882145939. Note that the first 3 decimals coincide. The cubic root of 343265 is about 70.0180225703.

It can be divided in two parts, 3 and 43265, that multiplied together give a triangular number (129795 = T₅₀₉).

The spelling of 343265 in words is "three hundred forty-three thousand, two hundred sixty-five".