345683 has 4 divisors (see below), whose sum is σ = 372288. Its totient is φ = 319080.

The previous prime is 345679. The next prime is 345689. The reversal of 345683 is 386543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 345683 - 2² = 345679 is a prime.

It is a d-powerful number, because it can be written as 3⁸ + 4 + 6⁷ + 5³ + 8 + 3¹⁰ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345689) 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, 13283 + ... + 13308.

It is an arithmetic number, because the mean of its divisors is an integer number (93072).

2³⁴⁵⁶⁸³ is an apocalyptic number.

345683 is a deficient number, since it is larger than the sum of its proper divisors (26605).

345683 is a wasteful number, since it uses less digits than its factorization.

345683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26604.

The product of its digits is 8640, while the sum is 29.

The square root of 345683 is about 587.9481269636. The cubic root of 345683 is about 70.1820431719.

The spelling of 345683 in words is "three hundred forty-five thousand, six hundred eighty-three".