983880 has 64 divisors (see below), whose sum is σ = 3283200. Its totient is φ = 262080.

The previous prime is 983863. The next prime is 983881. The reversal of 983880 is 88389.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (983881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 625 + ... + 1535.

It is an arithmetic number, because the mean of its divisors is an integer number (51300).

2⁹⁸³⁸⁸⁰ is an apocalyptic number.

983880 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 983880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1641600).

983880 is an abundant number, since it is smaller than the sum of its proper divisors (2299320).

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

983880 is a wasteful number, since it uses less digits than its factorization.

983880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931 (or 921 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 983880 is about 991.9072537289. The cubic root of 983880 is about 99.4597532572.

The spelling of 983880 in words is "nine hundred eighty-three thousand, eight hundred eighty".