1100044320 has 96 divisors (see below), whose sum is σ = 3476753280. Its totient is φ = 292362240.

The previous prime is 1100044307. The next prime is 1100044399. The reversal of 1100044320 is 234400011.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1100044320.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145596 + ... + 152964.

It is an arithmetic number, because the mean of its divisors is an integer number (36216180).

Almost surely, 2^1100044320 is an apocalyptic number.

1100044320 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 1100044320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1738376640).

1100044320 is an abundant number, since it is smaller than the sum of its proper divisors (2376708960).

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

1100044320 is a wasteful number, since it uses less digits than its factorization.

1100044320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7698 (or 7690 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1100044320 is about 33166.9160459636. The cubic root of 1100044320 is about 1032.2939791049.

Adding to 1100044320 its reverse (234400011), we get a palindrome (1334444331).

The spelling of 1100044320 in words is "one billion, one hundred million, forty-four thousand, three hundred twenty".