9842855 has 16 divisors (see below), whose sum is σ = 13564800. Its totient is φ = 6780960.

The previous prime is 9842849. The next prime is 9842857. The reversal of 9842855 is 5582489.

9842855 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-9842855 is a prime.

It is a d-powerful number, because it can be written as 9⁴ + 8 + 4⁵ + 2¹⁶ + 8⁴ + 5 + 5¹⁰ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9842857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3665 + ... + 5754.

It is an arithmetic number, because the mean of its divisors is an integer number (847800).

Almost surely, 2^9842855 is an apocalyptic number.

9842855 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

9842855 is a deficient number, since it is larger than the sum of its proper divisors (3721945).

9842855 is a wasteful number, since it uses less digits than its factorization.

9842855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9454.

The product of its digits is 115200, while the sum is 41.

The square root of 9842855 is about 3137.3324656466. The cubic root of 9842855 is about 214.3089766280.

The spelling of 9842855 in words is "nine million, eight hundred forty-two thousand, eight hundred fifty-five".