683423 has 4 divisors (see below), whose sum is σ = 736008. Its totient is φ = 630840.

The previous prime is 683407. The next prime is 683437. The reversal of 683423 is 324386.

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 683423 - 2⁴ = 683407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 683392 and 683401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683453) 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, 26273 + ... + 26298.

It is an arithmetic number, because the mean of its divisors is an integer number (184002).

2⁶⁸³⁴²³ is an apocalyptic number.

683423 is a deficient number, since it is larger than the sum of its proper divisors (52585).

683423 is a wasteful number, since it uses less digits than its factorization.

683423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52584.

The product of its digits is 3456, while the sum is 26.

The square root of 683423 is about 826.6940183647. The cubic root of 683423 is about 88.0838989800.

The spelling of 683423 in words is "six hundred eighty-three thousand, four hundred twenty-three".