9444400 has 60 divisors (see below), whose sum is σ = 25939312. Its totient is φ = 3237120.

The previous prime is 9444359. The next prime is 9444403. The reversal of 9444400 is 44449.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (9444403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1114 + ... + 4486.

Almost surely, 2^9444400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9444400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12969656).

9444400 is an abundant number, since it is smaller than the sum of its proper divisors (16494912).

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

9444400 is a wasteful number, since it uses less digits than its factorization.

9444400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3398 (or 3387 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 9444400 is about 3073.1742547405. The cubic root of 9444400 is about 211.3771919397.

Adding to 9444400 its reverse (44449), we get a palindrome (9488849).

The spelling of 9444400 in words is "nine million, four hundred forty-four thousand, four hundred".