44243641 has 8 divisors (see below), whose sum is σ = 47708360. Its totient is φ = 40787712.

The previous prime is 44243629. The next prime is 44243653. The reversal of 44243641 is 14634244.

44243641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is the 2716-th star number.

It is an interprime number because it is at equal distance from previous prime (44243629) and next prime (44243653).

It can be written as a sum of positive squares in 4 ways, for example, as 8003241 + 36240400 = 2829^2 + 6020^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44243641 - 2¹³ = 44235449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44243611) 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 7 ways as a sum of consecutive naturals, for example, 11431 + ... + 14803.

It is an arithmetic number, because the mean of its divisors is an integer number (5963545).

Almost surely, 2^44243641 is an apocalyptic number.

It is an amenable number.

44243641 is a deficient number, since it is larger than the sum of its proper divisors (3464719).

44243641 is a wasteful number, since it uses less digits than its factorization.

44243641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4395.

The product of its digits is 9216, while the sum is 28.

The square root of 44243641 is about 6651.5893589427. The cubic root of 44243641 is about 353.6852538756.

Adding to 44243641 its reverse (14634244), we get a palindrome (58877885).

The spelling of 44243641 in words is "forty-four million, two hundred forty-three thousand, six hundred forty-one".