9879500 has 24 divisors (see below), whose sum is σ = 21577920. Its totient is φ = 3951600.

The previous prime is 9879479. The next prime is 9879521. The reversal of 9879500 is 59789.

It is an interprime number because it is at equal distance from previous prime (9879479) and next prime (9879521).

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9380 + ... + 10379.

It is an arithmetic number, because the mean of its divisors is an integer number (899080).

Almost surely, 2^9879500 is an apocalyptic number.

It is an amenable number.

9879500 is an abundant number, since it is smaller than the sum of its proper divisors (11698420).

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

9879500 is a wasteful number, since it uses less digits than its factorization.

9879500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19778 (or 19766 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 9879500 is about 3143.1671924987. The cubic root of 9879500 is about 214.5746050639.

The spelling of 9879500 in words is "nine million, eight hundred seventy-nine thousand, five hundred".