9421844 has 12 divisors (see below), whose sum is σ = 16581600. Its totient is φ = 4684248.

The previous prime is 9421843. The next prime is 9421847. The reversal of 9421844 is 4481249.

It is a super-2 number, since 2×9421844² = 177542288720672, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9421844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9421843) 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, 5864 + ... + 7295.

It is an arithmetic number, because the mean of its divisors is an integer number (1381800).

Almost surely, 2^9421844 is an apocalyptic number.

It is an amenable number.

9421844 is a deficient number, since it is larger than the sum of its proper divisors (7159756).

9421844 is a wasteful number, since it uses less digits than its factorization.

9421844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13342 (or 13340 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 9421844 is about 3069.5022397776. The cubic root of 9421844 is about 211.2087808658.

The spelling of 9421844 in words is "nine million, four hundred twenty-one thousand, eight hundred forty-four".