344345 has 8 divisors (see below), whose sum is σ = 420360. Its totient is φ = 270720.

The previous prime is 344327. The next prime is 344347. The reversal of 344345 is 543443.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17161 + 327184 = 131^2 + 572^2 .

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

It is not a de Polignac number, because 344345 - 2¹⁶ = 278809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 344345.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 344345.

It is not an unprimeable number, because it can be changed into a prime (344347) 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 7 ways as a sum of consecutive naturals, for example, 260 + ... + 869.

It is an arithmetic number, because the mean of its divisors is an integer number (52545).

2³⁴⁴³⁴⁵ is an apocalyptic number.

It is an amenable number.

344345 is a deficient number, since it is larger than the sum of its proper divisors (76015).

344345 is a wasteful number, since it uses less digits than its factorization.

344345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195.

The product of its digits is 2880, while the sum is 23.

The square root of 344345 is about 586.8091682992. The cubic root of 344345 is about 70.0913772638.

Adding to 344345 its reverse (543443), we get a palindrome (887788).

The spelling of 344345 in words is "three hundred forty-four thousand, three hundred forty-five".