987132 has 12 divisors (see below), whose sum is σ = 2303336. Its totient is φ = 329040.

The previous prime is 987127. The next prime is 987143. The reversal of 987132 is 231789.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 987132.

It is a congruent number.

It is an unprimeable number.

987132 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 3 ways as a sum of consecutive naturals, for example, 41119 + ... + 41142.

2⁹⁸⁷¹³² is an apocalyptic number.

It is an amenable number.

987132 is an abundant number, since it is smaller than the sum of its proper divisors (1316204).

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

987132 is a wasteful number, since it uses less digits than its factorization.

987132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82268 (or 82266 counting only the distinct ones).

The product of its digits is 3024, while the sum is 30.

The square root of 987132 is about 993.5451675691. The cubic root of 987132 is about 99.5692135619.

The spelling of 987132 in words is "nine hundred eighty-seven thousand, one hundred thirty-two".