683329 has 4 divisors (see below), whose sum is σ = 696276. Its totient is φ = 670384.

The previous prime is 683323. The next prime is 683341. The reversal of 683329 is 923386.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 923386 = 2 ⋅461693.

It can be written as a sum of positive squares in 2 ways, for example, as 452929 + 230400 = 673^2 + 480^2 .

It is a cyclic number.

It is not a de Polignac number, because 683329 - 2⁷ = 683201 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

683329 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 683329.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683323) 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, 6394 + ... + 6499.

It is an arithmetic number, because the mean of its divisors is an integer number (174069).

2⁶⁸³³²⁹ is an apocalyptic number.

It is an amenable number.

683329 is a deficient number, since it is larger than the sum of its proper divisors (12947).

683329 is a wasteful number, since it uses less digits than its factorization.

683329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12946.

The product of its digits is 7776, while the sum is 31.

The square root of 683329 is about 826.6371634520. The cubic root of 683329 is about 88.0798603557.

The spelling of 683329 in words is "six hundred eighty-three thousand, three hundred twenty-nine".