9879166 has 12 divisors (see below), whose sum is σ = 16288776. Its totient is φ = 4490420.

The previous prime is 9879157. The next prime is 9879179. The reversal of 9879166 is 6619789.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20170 + ... + 20653.

It is an arithmetic number, because the mean of its divisors is an integer number (1357398).

Almost surely, 2^9879166 is an apocalyptic number.

9879166 is a deficient number, since it is larger than the sum of its proper divisors (6409610).

9879166 is a wasteful number, since it uses less digits than its factorization.

9879166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40847 (or 40836 counting only the distinct ones).

The product of its digits is 163296, while the sum is 46.

The square root of 9879166 is about 3143.1140609275. The cubic root of 9879166 is about 214.5721869683.

It can be divided in two parts, 987 and 9166, that added together give a triangular number (10153 = T₁₄₂).

The spelling of 9879166 in words is "nine million, eight hundred seventy-nine thousand, one hundred sixty-six".