343670 has 8 divisors (see below), whose sum is σ = 618624. Its totient is φ = 137464.

The previous prime is 343667. The next prime is 343687. The reversal of 343670 is 76343.

343670 is nontrivially palindromic in base 9.

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

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 343670.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17174 + ... + 17193.

It is an arithmetic number, because the mean of its divisors is an integer number (77328).

2³⁴³⁶⁷⁰ is an apocalyptic number.

343670 is a deficient number, since it is larger than the sum of its proper divisors (274954).

343670 is a wasteful number, since it uses less digits than its factorization.

343670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34374.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 343670 is about 586.2337417788. The cubic root of 343670 is about 70.0455485867.

The spelling of 343670 in words is "three hundred forty-three thousand, six hundred seventy".