343743 has 8 divisors (see below), whose sum is σ = 462000. Its totient is φ = 227328.

The previous prime is 343727. The next prime is 343769. The reversal of 343743 is 347343.

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

It is not a de Polignac number, because 343743 - 2⁴ = 343727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343243) 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, 63 + ... + 831.

It is an arithmetic number, because the mean of its divisors is an integer number (57750).

2³⁴³⁷⁴³ is an apocalyptic number.

343743 is a deficient number, since it is larger than the sum of its proper divisors (118257).

343743 is a wasteful number, since it uses less digits than its factorization.

343743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921.

The product of its digits is 3024, while the sum is 24.

The square root of 343743 is about 586.2960003275. The cubic root of 343743 is about 70.0505077656.

Subtracting 343743 from its reverse (347343), we obtain a square (3600 = 60²).

The spelling of 343743 in words is "three hundred forty-three thousand, seven hundred forty-three", and thus it is an iban number.