983668 has 36 divisors (see below), whose sum is σ = 2120160. Its totient is φ = 390096.

The previous prime is 983659. The next prime is 983699. The reversal of 983668 is 866389.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 983668.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22855 + ... + 22897.

2⁹⁸³⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 983668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1060080).

983668 is an abundant number, since it is smaller than the sum of its proper divisors (1136492).

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

983668 is a wasteful number, since it uses less digits than its factorization.

983668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116 (or 71 counting only the distinct ones).

The product of its digits is 62208, while the sum is 40.

The square root of 983668 is about 991.8003831417. The cubic root of 983668 is about 99.4526090993.

The spelling of 983668 in words is "nine hundred eighty-three thousand, six hundred sixty-eight".