683568723 has 8 divisors (see below), whose sum is σ = 911904208. Its totient is φ = 455472864.

The previous prime is 683568709. The next prime is 683568731. The reversal of 683568723 is 327865386.

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

It is not a de Polignac number, because 683568723 - 2¹⁸ = 683306579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (683568703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53140 + ... + 64737.

It is an arithmetic number, because the mean of its divisors is an integer number (113988026).

Almost surely, 2^683568723 is an apocalyptic number.

683568723 is a deficient number, since it is larger than the sum of its proper divisors (228335485).

683568723 is a wasteful number, since it uses less digits than its factorization.

683568723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119813.

The product of its digits is 1451520, while the sum is 48.

The square root of 683568723 is about 26145.1472170267. The cubic root of 683568723 is about 880.9015910382.

The spelling of 683568723 in words is "six hundred eighty-three million, five hundred sixty-eight thousand, seven hundred twenty-three".