343697 has 4 divisors (see below), whose sum is σ = 354816. Its totient is φ = 332580.

The previous prime is 343687. The next prime is 343709. The reversal of 343697 is 796343.

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, and also an emirpimes, since its reverse is a distinct semiprime: 796343 = 41 ⋅19423.

It is a cyclic number.

It is not a de Polignac number, because 343697 - 2¹⁰ = 342673 is a prime.

It is a super-3 number, since 3×343697³ = 121800333885209619, which contains 333 as substring.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 343697.

It is not an unprimeable number, because it can be changed into a prime (343627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5513 + ... + 5574.

It is an arithmetic number, because the mean of its divisors is an integer number (88704).

2³⁴³⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

343697 is a deficient number, since it is larger than the sum of its proper divisors (11119).

343697 is a wasteful number, since it uses less digits than its factorization.

343697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11118.

The product of its digits is 13608, while the sum is 32.

The square root of 343697 is about 586.2567696837. The cubic root of 343697 is about 70.0473828854.

The spelling of 343697 in words is "three hundred forty-three thousand, six hundred ninety-seven".