9879023 has 16 divisors (see below), whose sum is σ = 13042944. Its totient is φ = 7244160.

The previous prime is 9879013. The next prime is 9879047. The reversal of 9879023 is 3209789.

It is not a de Polignac number, because 9879023 - 2⁴ = 9879007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9879013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2465 + ... + 5082.

It is an arithmetic number, because the mean of its divisors is an integer number (815184).

Almost surely, 2^9879023 is an apocalyptic number.

9879023 is a deficient number, since it is larger than the sum of its proper divisors (3163921).

9879023 is a wasteful number, since it uses less digits than its factorization.

9879023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7582.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 9879023 is about 3143.0913127047. The cubic root of 9879023 is about 214.5711516592.

The spelling of 9879023 in words is "nine million, eight hundred seventy-nine thousand, twenty-three".