683746 has 12 divisors (see below), whose sum is σ = 1193238. Its totient is φ = 292992.

The previous prime is 683737. The next prime is 683747. The reversal of 683746 is 647386.

It can be written as a sum of positive squares in only one way, i.e., 648025 + 35721 = 805^2 + 189^2 .

It is not an unprimeable number, because it can be changed into a prime (683747) 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 5 ways as a sum of consecutive naturals, for example, 3391 + ... + 3586.

2⁶⁸³⁷⁴⁶ is an apocalyptic number.

683746 is a deficient number, since it is larger than the sum of its proper divisors (509492).

683746 is a wasteful number, since it uses less digits than its factorization.

683746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6993 (or 6986 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 683746 is about 826.8893517273. The cubic root of 683746 is about 88.0977735586.

The spelling of 683746 in words is "six hundred eighty-three thousand, seven hundred forty-six".