986871 has 8 divisors (see below), whose sum is σ = 1329264. Its totient is φ = 651200.

The previous prime is 986857. The next prime is 986903. The reversal of 986871 is 178689.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 986871 - 2¹⁵ = 954103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (986801) 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, 1326 + ... + 1931.

It is an arithmetic number, because the mean of its divisors is an integer number (166158).

2⁹⁸⁶⁸⁷¹ is an apocalyptic number.

986871 is a deficient number, since it is larger than the sum of its proper divisors (342393).

986871 is a wasteful number, since it uses less digits than its factorization.

986871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3361.

The product of its digits is 24192, while the sum is 39.

The square root of 986871 is about 993.4138110576. The cubic root of 986871 is about 99.5604373444.

The spelling of 986871 in words is "nine hundred eighty-six thousand, eight hundred seventy-one".