683956 has 24 divisors (see below), whose sum is σ = 1473920. Its totient is φ = 270432.

The previous prime is 683939. The next prime is 683957. The reversal of 683956 is 659386.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 576 + ... + 1303.

2⁶⁸³⁹⁵⁶ is an apocalyptic number.

It is an amenable number.

683956 is an abundant number, since it is smaller than the sum of its proper divisors (789964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

683956 is a wasteful number, since it uses less digits than its factorization.

683956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903 (or 1901 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 683956 is about 827.0163239018. The cubic root of 683956 is about 88.1067918386.

The spelling of 683956 in words is "six hundred eighty-three thousand, nine hundred fifty-six".