44243144 has 32 divisors (see below), whose sum is σ = 91173600. Its totient is φ = 19960320.

The previous prime is 44243131. The next prime is 44243149. The reversal of 44243144 is 44134244.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (44243149) 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, 10424 + ... + 14040.

It is an arithmetic number, because the mean of its divisors is an integer number (2849175).

Almost surely, 2^44243144 is an apocalyptic number.

44243144 is a gapful number since it is divisible by the number (44) 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 44243144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45586800).

44243144 is an abundant number, since it is smaller than the sum of its proper divisors (46930456).

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

44243144 is a wasteful number, since it uses less digits than its factorization.

44243144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773 (or 3769 counting only the distinct ones).

The product of its digits is 6144, while the sum is 26.

The square root of 44243144 is about 6651.5519993457. The cubic root of 44243144 is about 353.6839295254.

Adding to 44243144 its reverse (44134244), we get a palindrome (88377388).

Subtracting from 44243144 its reverse (44134244), we obtain a square (108900 = 330²).

The spelling of 44243144 in words is "forty-four million, two hundred forty-three thousand, one hundred forty-four".