683813 has 8 divisors (see below), whose sum is σ = 768768. Its totient is φ = 603504.

The previous prime is 683807. The next prime is 683819. The reversal of 683813 is 318386.

It is an interprime number because it is at equal distance from previous prime (683807) and next prime (683819).

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

It is a cyclic number.

It is not a de Polignac number, because 683813 - 2¹⁰ = 682789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 845 + ... + 1442.

It is an arithmetic number, because the mean of its divisors is an integer number (96096).

2⁶⁸³⁸¹³ is an apocalyptic number.

It is an amenable number.

683813 is a deficient number, since it is larger than the sum of its proper divisors (84955).

683813 is a wasteful number, since it uses less digits than its factorization.

683813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323.

The product of its digits is 3456, while the sum is 29.

The square root of 683813 is about 826.9298640151. The cubic root of 683813 is about 88.1006510199.

The spelling of 683813 in words is "six hundred eighty-three thousand, eight hundred thirteen".