986878 has 8 divisors (see below), whose sum is σ = 1495872. Its totient is φ = 488256.

The previous prime is 986857. The next prime is 986903. The reversal of 986878 is 878689.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2350 + ... + 2737.

It is an arithmetic number, because the mean of its divisors is an integer number (186984).

2⁹⁸⁶⁸⁷⁸ is an apocalyptic number.

986878 is a deficient number, since it is larger than the sum of its proper divisors (508994).

986878 is a wasteful number, since it uses less digits than its factorization.

986878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5186.

The product of its digits is 193536, while the sum is 46.

The square root of 986878 is about 993.4173342559. The cubic root of 986878 is about 99.5606727421.

The spelling of 986878 in words is "nine hundred eighty-six thousand, eight hundred seventy-eight".