10004440 has 32 divisors (see below), whose sum is σ = 22852080. Its totient is φ = 3940992.

The previous prime is 10004411. The next prime is 10004447. The reversal of 10004440 is 4440001.

It is a happy number.

10004440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 10004440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10004447) 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, 814 + ... + 4546.

Almost surely, 2^10004440 is an apocalyptic number.

10004440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10004440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11426040).

10004440 is an abundant number, since it is smaller than the sum of its proper divisors (12847640).

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

10004440 is a wasteful number, since it uses less digits than its factorization.

10004440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3811 (or 3807 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 10004440 is about 3162.9796079014. The cubic root of 10004440 is about 215.4753499187.

Adding to 10004440 its reverse (4440001), we get a palindrome (14444441).

The spelling of 10004440 in words is "ten million, four thousand, four hundred forty".