44140444 has 12 divisors (see below), whose sum is σ = 77996464. Its totient is φ = 21855744.

The previous prime is 44140429. The next prime is 44140463. The reversal of 44140444 is 44404144.

It is a happy number.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

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, 53157 + ... + 53980.

Almost surely, 2^44140444 is an apocalyptic number.

It is an amenable number.

44140444 is a deficient number, since it is larger than the sum of its proper divisors (33856020).

44140444 is a wasteful number, since it uses less digits than its factorization.

44140444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107244 (or 107242 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 44140444 is about 6643.8275113070. The cubic root of 44140444 is about 353.4100529581.

Adding to 44140444 its reverse (44404144), we get a palindrome (88544588).

The spelling of 44140444 in words is "forty-four million, one hundred forty thousand, four hundred forty-four".