986180 has 24 divisors (see below), whose sum is σ = 2230872. Its totient is φ = 364032.

The previous prime is 986177. The next prime is 986189. The reversal of 986180 is 81689.

It can be written as a sum of positive squares in 4 ways, for example, as 2116 + 984064 = 46^2 + 992^2 .

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 986180.

It is not an unprimeable number, because it can be changed into a prime (986189) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1637 + ... + 2156.

It is an arithmetic number, because the mean of its divisors is an integer number (92953).

2⁹⁸⁶¹⁸⁰ is an apocalyptic number.

It is an amenable number.

986180 is an abundant number, since it is smaller than the sum of its proper divisors (1244692).

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

986180 is a wasteful number, since it uses less digits than its factorization.

986180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3815 (or 3813 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 986180 is about 993.0659595415. The cubic root of 986180 is about 99.5371947506.

The spelling of 986180 in words is "nine hundred eighty-six thousand, one hundred eighty".