44140224 has 28 divisors (see below), whose sum is σ = 116788184. Its totient is φ = 14713344.

The previous prime is 44140183. The next prime is 44140267. The reversal of 44140224 is 42204144.

It is a self number, because there is not a number n which added to its sum of digits gives 44140224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114757 + ... + 115140.

Almost surely, 2^44140224 is an apocalyptic number.

It is an amenable number.

44140224 is an abundant number, since it is smaller than the sum of its proper divisors (72647960).

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

44140224 is a wasteful number, since it uses less digits than its factorization.

44140224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229912 (or 229902 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 44140224 is about 6643.8109545652. The cubic root of 44140224 is about 353.4094658145.

Adding to 44140224 its reverse (42204144), we get a palindrome (86344368).

The spelling of 44140224 in words is "forty-four million, one hundred forty thousand, two hundred twenty-four".