983220 has 48 divisors (see below), whose sum is σ = 3147648. Its totient is φ = 224640.

The previous prime is 983209. The next prime is 983233. The reversal of 983220 is 22389.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

983220 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 15 ways as a sum of consecutive naturals, for example, 751 + ... + 1590.

It is an arithmetic number, because the mean of its divisors is an integer number (65576).

2⁹⁸³²²⁰ is an apocalyptic number.

It is an amenable number.

983220 is an abundant number, since it is smaller than the sum of its proper divisors (2164428).

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

983220 is a wasteful number, since it uses less digits than its factorization.

983220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2360 (or 2358 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 983220 is about 991.5745055214. The cubic root of 983220 is about 99.4375086336.

The spelling of 983220 in words is "nine hundred eighty-three thousand, two hundred twenty".