987075 has 36 divisors (see below), whose sum is σ = 1828008. Its totient is φ = 508800.

The previous prime is 987067. The next prime is 987079. The reversal of 987075 is 570789.

It is not a de Polignac number, because 987075 - 2³ = 987067 is a prime.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (987079) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9172 + ... + 9278.

It is an arithmetic number, because the mean of its divisors is an integer number (50778).

2⁹⁸⁷⁰⁷⁵ is an apocalyptic number.

987075 is a deficient number, since it is larger than the sum of its proper divisors (840933).

987075 is a wasteful number, since it uses less digits than its factorization.

987075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 987075 is about 993.5164819972. The cubic root of 987075 is about 99.5672970488.

The spelling of 987075 in words is "nine hundred eighty-seven thousand, seventy-five".