983994 has 32 divisors (see below), whose sum is σ = 2275776. Its totient is φ = 280320.

The previous prime is 983993. The next prime is 984007. The reversal of 983994 is 499389.

It is not an unprimeable number, because it can be changed into a prime (983993) 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 15 ways as a sum of consecutive naturals, for example, 684 + ... + 1560.

It is an arithmetic number, because the mean of its divisors is an integer number (71118).

2⁹⁸³⁹⁹⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 983994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1137888).

983994 is an abundant number, since it is smaller than the sum of its proper divisors (1291782).

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

983994 is a wasteful number, since it uses less digits than its factorization.

983994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910.

The product of its digits is 69984, while the sum is 42.

The square root of 983994 is about 991.9647171145. The cubic root of 983994 is about 99.4635945028.

The spelling of 983994 in words is "nine hundred eighty-three thousand, nine hundred ninety-four".