983920 has 60 divisors (see below), whose sum is σ = 2671704. Its totient is φ = 336000.

The previous prime is 983911. The next prime is 983923. The reversal of 983920 is 29389.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (983923) by changing a digit.

983920 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3795 + ... + 4045.

2⁹⁸³⁹²⁰ 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 983920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1335852).

983920 is an abundant number, since it is smaller than the sum of its proper divisors (1687784).

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

983920 is a wasteful number, since it uses less digits than its factorization.

983920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 983920 is about 991.9274166994. The cubic root of 983920 is about 99.4611010965.

The spelling of 983920 in words is "nine hundred eighty-three thousand, nine hundred twenty".