979871 has 8 divisors (see below), whose sum is σ = 1023264. Its totient is φ = 937440.

The previous prime is 979831. The next prime is 979873. The reversal of 979871 is 178979.

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 979871 - 2⁶ = 979807 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (979873) 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, 2441 + ... + 2813.

It is an arithmetic number, because the mean of its divisors is an integer number (127908).

2⁹⁷⁹⁸⁷¹ is an apocalyptic number.

979871 is a deficient number, since it is larger than the sum of its proper divisors (43393).

979871 is a wasteful number, since it uses less digits than its factorization.

979871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481.

The product of its digits is 31752, while the sum is 41.

The square root of 979871 is about 989.8843366778. The cubic root of 979871 is about 99.3244803405.

The spelling of 979871 in words is "nine hundred seventy-nine thousand, eight hundred seventy-one".