9944671 has 12 divisors (see below), whose sum is σ = 11347560. Its totient is φ = 8642480.

The previous prime is 9944663. The next prime is 9944681. The reversal of 9944671 is 1764499.

It is a happy number.

It is not a de Polignac number, because 9944671 - 2³ = 9944663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9944681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4965 + ... + 6673.

It is an arithmetic number, because the mean of its divisors is an integer number (945630).

Almost surely, 2^9944671 is an apocalyptic number.

9944671 is a deficient number, since it is larger than the sum of its proper divisors (1402889).

9944671 is a wasteful number, since it uses less digits than its factorization.

9944671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766 (or 1743 counting only the distinct ones).

The product of its digits is 54432, while the sum is 40.

The square root of 9944671 is about 3153.5172426990. The cubic root of 9944671 is about 215.0453915338.

It can be divided in two parts, 994 and 4671, that added together give a palindrome (5665).

The spelling of 9944671 in words is "nine million, nine hundred forty-four thousand, six hundred seventy-one".