9744444 has 18 divisors (see below), whose sum is σ = 24631880. Its totient is φ = 3248136.

The previous prime is 9744443. The next prime is 9744457. The reversal of 9744444 is 4444479.

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 270679 = 9744444 / (9 + 7 + 4 + 4 + 4 + 4 + 4).

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 9744399 and 9744408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9744443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135304 + ... + 135375.

Almost surely, 2^9744444 is an apocalyptic number.

It is an amenable number.

9744444 is an abundant number, since it is smaller than the sum of its proper divisors (14887436).

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

9744444 is a wasteful number, since it uses less digits than its factorization.

9744444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270689 (or 270684 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 9744444 is about 3121.6092003965. The cubic root of 9744444 is about 213.5923470725.

The spelling of 9744444 in words is "nine million, seven hundred forty-four thousand, four hundred forty-four".