9944661 has 8 divisors (see below), whose sum is σ = 13309920. Its totient is φ = 6604592.

The previous prime is 9944629. The next prime is 9944663. The reversal of 9944661 is 1664499.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9944661 - 2⁵ = 9944629 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9944663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5355 + ... + 6968.

It is an arithmetic number, because the mean of its divisors is an integer number (1663740).

Almost surely, 2^9944661 is an apocalyptic number.

It is an amenable number.

9944661 is a deficient number, since it is larger than the sum of its proper divisors (3365259).

9944661 is a wasteful number, since it uses less digits than its factorization.

9944661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12595.

The product of its digits is 46656, while the sum is 39.

The square root of 9944661 is about 3153.5156571674. The cubic root of 9944661 is about 215.0453194532.

The spelling of 9944661 in words is "nine million, nine hundred forty-four thousand, six hundred sixty-one".