9844420 has 24 divisors (see below), whose sum is σ = 21155904. Its totient is φ = 3845856.

The previous prime is 9844403. The next prime is 9844477. The reversal of 9844420 is 244489.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a nialpdrome in base 10.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4864 + ... + 6583.

It is an arithmetic number, because the mean of its divisors is an integer number (881496).

Almost surely, 2^9844420 is an apocalyptic number.

It is an amenable number.

9844420 is an abundant number, since it is smaller than the sum of its proper divisors (11311484).

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

9844420 is a wasteful number, since it uses less digits than its factorization.

9844420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11499 (or 11497 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 9844420 is about 3137.5818714418. The cubic root of 9844420 is about 214.3203343007.

The spelling of 9844420 in words is "nine million, eight hundred forty-four thousand, four hundred twenty".