9885885 has 8 divisors (see below), whose sum is σ = 15817440. Its totient is φ = 5272464.

The previous prime is 9885859. The next prime is 9885893. The reversal of 9885885 is 5885889.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9885885 - 2¹⁷ = 9754813 is a prime.

It is a Curzon number.

It is a congruent number.

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, 329515 + ... + 329544.

It is an arithmetic number, because the mean of its divisors is an integer number (1977180).

Almost surely, 2^9885885 is an apocalyptic number.

It is an amenable number.

9885885 is a deficient number, since it is larger than the sum of its proper divisors (5931555).

9885885 is a wasteful number, since it uses less digits than its factorization.

9885885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659067.

The product of its digits is 921600, while the sum is 51.

The square root of 9885885 is about 3144.1827236978. The cubic root of 9885885 is about 214.6208207566.

The spelling of 9885885 in words is "nine million, eight hundred eighty-five thousand, eight hundred eighty-five".