986868 has 36 divisors (see below), whose sum is σ = 2533440. Its totient is φ = 323856.

The previous prime is 986857. The next prime is 986903. The reversal of 986868 is 868689.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

986868 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 11 ways as a sum of consecutive naturals, for example, 2671 + ... + 3017.

2⁹⁸⁶⁸⁶⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 986868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1266720).

986868 is an abundant number, since it is smaller than the sum of its proper divisors (1546572).

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

986868 is a wasteful number, since it uses less digits than its factorization.

986868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436 (or 431 counting only the distinct ones).

The product of its digits is 165888, while the sum is 45.

The square root of 986868 is about 993.4123011117. The cubic root of 986868 is about 99.5603364593.

The spelling of 986868 in words is "nine hundred eighty-six thousand, eight hundred sixty-eight".