9854885 has 4 divisors (see below), whose sum is σ = 11825868. Its totient is φ = 7883904.

The previous prime is 9854857. The next prime is 9854893. The reversal of 9854885 is 5884589.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4592449 + 5262436 = 2143^2 + 2294^2 .

It is a cyclic number.

It is not a de Polignac number, because 9854885 - 2⁸ = 9854629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 985484 + ... + 985493.

It is an arithmetic number, because the mean of its divisors is an integer number (2956467).

Almost surely, 2^9854885 is an apocalyptic number.

It is an amenable number.

9854885 is a deficient number, since it is larger than the sum of its proper divisors (1970983).

9854885 is a wasteful number, since it uses less digits than its factorization.

9854885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1970982.

The product of its digits is 460800, while the sum is 47.

The square root of 9854885 is about 3139.2491140399. The cubic root of 9854885 is about 214.3962510135.

The spelling of 9854885 in words is "nine million, eight hundred fifty-four thousand, eight hundred eighty-five".