987027 has 4 divisors (see below), whose sum is σ = 1316040. Its totient is φ = 658016.

The previous prime is 987023. The next prime is 987029. The reversal of 987027 is 720789.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 720789 = 3 ⋅240263.

It is a cyclic number.

It is not a de Polignac number, because 987027 - 2² = 987023 is a prime.

It is a D-number.

987027 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (987023) 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, 164502 + ... + 164507.

It is an arithmetic number, because the mean of its divisors is an integer number (329010).

2⁹⁸⁷⁰²⁷ is an apocalyptic number.

987027 is a deficient number, since it is larger than the sum of its proper divisors (329013).

987027 is a wasteful number, since it uses less digits than its factorization.

987027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329012.

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 987027 is about 993.4923250836. The cubic root of 987027 is about 99.5656830857.

The spelling of 987027 in words is "nine hundred eighty-seven thousand, twenty-seven".