9885838 has 16 divisors (see below), whose sum is σ = 15684480. Its totient is φ = 4665600.

The previous prime is 9885817. The next prime is 9885859. The reversal of 9885838 is 8385889.

9885838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9885817) and next prime (9885859).

It is a junction number, because it is equal to n+sod(n) for n = 9885791 and 9885800.

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, 598 + ... + 4486.

It is an arithmetic number, because the mean of its divisors is an integer number (980280).

Almost surely, 2^9885838 is an apocalyptic number.

9885838 is a deficient number, since it is larger than the sum of its proper divisors (5798642).

9885838 is a wasteful number, since it uses less digits than its factorization.

9885838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3963.

The product of its digits is 552960, while the sum is 49.

The square root of 9885838 is about 3144.1752495686. The cubic root of 9885838 is about 214.6204806355.

The spelling of 9885838 in words is "nine million, eight hundred eighty-five thousand, eight hundred thirty-eight".