11444040 has 96 divisors (see below), whose sum is σ = 37739520. Its totient is φ = 3007104.

The previous prime is 11444033. The next prime is 11444047. The reversal of 11444040 is 4044411.

It is an interprime number because it is at equal distance from previous prime (11444033) and next prime (11444047).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11444047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29689 + ... + 30071.

It is an arithmetic number, because the mean of its divisors is an integer number (393120).

Almost surely, 2^11444040 is an apocalyptic number.

11444040 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 11444040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18869760).

11444040 is an abundant number, since it is smaller than the sum of its proper divisors (26295480).

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

11444040 is a wasteful number, since it uses less digits than its factorization.

11444040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483 (or 476 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 11444040 is about 3382.9040778597. The cubic root of 11444040 is about 225.3511553737.

Adding to 11444040 its reverse (4044411), we get a palindrome (15488451).

It can be divided in two parts, 1144 and 4040, that added together give a square (5184 = 72²).

The spelling of 11444040 in words is "eleven million, four hundred forty-four thousand, forty".