346243 has 4 divisors (see below), whose sum is σ = 348688. Its totient is φ = 343800.

The previous prime is 346223. The next prime is 346259. The reversal of 346243 is 342643.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 346243 - 2⁹ = 345731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 996 + ... + 1297.

It is an arithmetic number, because the mean of its divisors is an integer number (87172).

2³⁴⁶²⁴³ is an apocalyptic number.

346243 is a deficient number, since it is larger than the sum of its proper divisors (2445).

346243 is a wasteful number, since it uses less digits than its factorization.

346243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2444.

The product of its digits is 1728, while the sum is 22.

The square root of 346243 is about 588.4241667369. The cubic root of 346243 is about 70.2199205918.

Adding to 346243 its reverse (342643), we get a palindrome (688886).

Subtracting from 346243 its reverse (342643), we obtain a square (3600 = 60²).

The spelling of 346243 in words is "three hundred forty-six thousand, two hundred forty-three".