343744 has 28 divisors (see below), whose sum is σ = 704088. Its totient is φ = 166400.

The previous prime is 343727. The next prime is 343769. The reversal of 343744 is 447343.

It is an unprimeable number.

343744 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2559 + ... + 2689.

It is an arithmetic number, because the mean of its divisors is an integer number (25146).

2³⁴³⁷⁴⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352044).

343744 is an abundant number, since it is smaller than the sum of its proper divisors (360344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343744 is a wasteful number, since it uses less digits than its factorization.

343744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 174 counting only the distinct ones).

The product of its digits is 4032, while the sum is 25.

The square root of 343744 is about 586.2968531384. The cubic root of 343744 is about 70.0505756947.

It can be divided in two parts, 3437 and 44, that added together give a square (3481 = 59²).

The spelling of 343744 in words is "three hundred forty-three thousand, seven hundred forty-four", and thus it is an iban number.