978696 has 64 divisors (see below), whose sum is σ = 2851200. Its totient is φ = 310464.

The previous prime is 978689. The next prime is 978697. The reversal of 978696 is 696879.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 978696.

It is not an unprimeable number, because it can be changed into a prime (978697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4870 + ... + 5066.

It is an arithmetic number, because the mean of its divisors is an integer number (44550).

2⁹⁷⁸⁶⁹⁶ 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 978696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1425600).

978696 is an abundant number, since it is smaller than the sum of its proper divisors (1872504).

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

978696 is a wasteful number, since it uses less digits than its factorization.

978696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235 (or 225 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 978696 is about 989.2906549645. The cubic root of 978696 is about 99.2847632266.

The spelling of 978696 in words is "nine hundred seventy-eight thousand, six hundred ninety-six".