978160 has 20 divisors (see below), whose sum is σ = 2274408. Its totient is φ = 391232.

The previous prime is 978157. The next prime is 978179. The reversal of 978160 is 61879.

It is a tau number, because it is divible by the number of its divisors (20).

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, 6034 + ... + 6193.

2⁹⁷⁸¹⁶⁰ is an apocalyptic number.

It is an amenable number.

978160 is an abundant number, since it is smaller than the sum of its proper divisors (1296248).

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

978160 is a wasteful number, since it uses less digits than its factorization.

978160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12240 (or 12234 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 978160 is about 989.0197166892. The cubic root of 978160 is about 99.2666349037.

The spelling of 978160 in words is "nine hundred seventy-eight thousand, one hundred sixty".