9894844 has 12 divisors (see below), whose sum is σ = 17560368. Its totient is φ = 4877600.

The previous prime is 9894827. The next prime is 9894847. The reversal of 9894844 is 4484989.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 9894794 and 9894803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9894847) 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, 17137 + ... + 17704.

It is an arithmetic number, because the mean of its divisors is an integer number (1463364).

Almost surely, 2^9894844 is an apocalyptic number.

It is an amenable number.

9894844 is a deficient number, since it is larger than the sum of its proper divisors (7665524).

9894844 is a wasteful number, since it uses less digits than its factorization.

9894844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34916 (or 34914 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 9894844 is about 3145.6070956176. The cubic root of 9894844 is about 214.6856339520.

The spelling of 9894844 in words is "nine million, eight hundred ninety-four thousand, eight hundred forty-four".