989320 has 16 divisors (see below), whose sum is σ = 2226060. Its totient is φ = 395712.

The previous prime is 989309. The next prime is 989321. The reversal of 989320 is 23989.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 872356 + 116964 = 934^2 + 342^2 .

It is not an unprimeable number, because it can be changed into a prime (989321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12327 + ... + 12406.

2⁹⁸⁹³²⁰ is an apocalyptic number.

It is an amenable number.

989320 is an abundant number, since it is smaller than the sum of its proper divisors (1236740).

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

989320 is a wasteful number, since it uses less digits than its factorization.

989320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24744 (or 24740 counting only the distinct ones).

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

The square root of 989320 is about 994.6456655513. The cubic root of 989320 is about 99.6427250664.

The spelling of 989320 in words is "nine hundred eighty-nine thousand, three hundred twenty".