44441140 has 24 divisors (see below), whose sum is σ = 93451680. Its totient is φ = 17752608.

The previous prime is 44441113. The next prime is 44441143. The reversal of 44441140 is 4114444.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44441143) 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, 28419 + ... + 29941.

It is an arithmetic number, because the mean of its divisors is an integer number (3893820).

Almost surely, 2^44441140 is an apocalyptic number.

It is an amenable number.

44441140 is an abundant number, since it is smaller than the sum of its proper divisors (49010540).

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

44441140 is a wasteful number, since it uses less digits than its factorization.

44441140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2991 (or 2989 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 44441140 is about 6666.4188287266. The cubic root of 44441140 is about 354.2107441028.

Adding to 44441140 its reverse (4114444), we get a palindrome (48555584).

The spelling of 44441140 in words is "forty-four million, four hundred forty-one thousand, one hundred forty".