9879556 has 6 divisors (see below), whose sum is σ = 17289230. Its totient is φ = 4939776.

The previous prime is 9879521. The next prime is 9879557. The reversal of 9879556 is 6559789.

It can be written as a sum of positive squares in only one way, i.e., 9821956 + 57600 = 3134^2 + 240^2 .

It is not an unprimeable number, because it can be changed into a prime (9879557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1234941 + ... + 1234948.

Almost surely, 2^9879556 is an apocalyptic number.

It is an amenable number.

9879556 is a deficient number, since it is larger than the sum of its proper divisors (7409674).

9879556 is a wasteful number, since it uses less digits than its factorization.

9879556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2469893 (or 2469891 counting only the distinct ones).

The product of its digits is 680400, while the sum is 49.

The square root of 9879556 is about 3143.1761006981. The cubic root of 9879556 is about 214.5750104877.

The spelling of 9879556 in words is "nine million, eight hundred seventy-nine thousand, five hundred fifty-six".