9842856 has 16 divisors (see below), whose sum is σ = 24607200. Its totient is φ = 3280944.

The previous prime is 9842849. The next prime is 9842857. The reversal of 9842856 is 6582489.

It is a d-powerful number, because it can be written as 9⁴ + 8 + 4⁵ + 2¹⁶ + 8⁴ + 5¹⁰ + 6 .

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205036 + ... + 205083.

It is an arithmetic number, because the mean of its divisors is an integer number (1537950).

Almost surely, 2^9842856 is an apocalyptic number.

It is an amenable number.

9842856 is an abundant number, since it is smaller than the sum of its proper divisors (14764344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9842856 is a wasteful number, since it uses less digits than its factorization.

9842856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410128 (or 410124 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The square root of 9842856 is about 3137.3326250176. The cubic root of 9842856 is about 214.3089838857.

The spelling of 9842856 in words is "nine million, eight hundred forty-two thousand, eight hundred fifty-six".