979804 has 18 divisors (see below), whose sum is σ = 1995000. Its totient is φ = 419832.

The previous prime is 979787. The next prime is 979807. The reversal of 979804 is 408979.

It is a happy number.

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (979807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2304 + ... + 2695.

2⁹⁷⁹⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

979804 is an abundant number, since it is smaller than the sum of its proper divisors (1015196).

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

979804 is a wasteful number, since it uses less digits than its factorization.

979804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5017 (or 5008 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 979804 is about 989.8504937616. The cubic root of 979804 is about 99.3222164738.

The spelling of 979804 in words is "nine hundred seventy-nine thousand, eight hundred four".