9894856 has 8 divisors (see below), whose sum is σ = 18552870. Its totient is φ = 4947424.

The previous prime is 9894851. The next prime is 9894883. The reversal of 9894856 is 6584989.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9821956 + 72900 = 3134^2 + 270^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (9894851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 618421 + ... + 618436.

Almost surely, 2^9894856 is an apocalyptic number.

It is an amenable number.

9894856 is a deficient number, since it is larger than the sum of its proper divisors (8658014).

9894856 is a wasteful number, since it uses less digits than its factorization.

9894856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236863 (or 1236859 counting only the distinct ones).

The product of its digits is 622080, while the sum is 49.

The square root of 9894856 is about 3145.6090030390. The cubic root of 9894856 is about 214.6857207388.

The spelling of 9894856 in words is "nine million, eight hundred ninety-four thousand, eight hundred fifty-six".