343741 has 4 divisors (see below), whose sum is σ = 345312. Its totient is φ = 342172.

The previous prime is 343727. The next prime is 343769. The reversal of 343741 is 147343.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 343741 - 2⁵ = 343709 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

343741 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343771) 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 3 ways as a sum of consecutive naturals, for example, 391 + ... + 916.

It is an arithmetic number, because the mean of its divisors is an integer number (86328).

2³⁴³⁷⁴¹ is an apocalyptic number.

It is an amenable number.

343741 is a deficient number, since it is larger than the sum of its proper divisors (1571).

343741 is a wasteful number, since it uses less digits than its factorization.

343741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570.

The product of its digits is 1008, while the sum is 22.

The square root of 343741 is about 586.2942947019. The cubic root of 343741 is about 70.0503719070.

The spelling of 343741 in words is "three hundred forty-three thousand, seven hundred forty-one", and thus it is an iban number.