44244644 has 24 divisors (see below), whose sum is σ = 79507008. Its totient is φ = 21536480.

The previous prime is 44244619. The next prime is 44244647. The reversal of 44244644 is 44644244.

It is a self number, because there is not a number n which added to its sum of digits gives 44244644.

It is not an unprimeable number, because it can be changed into a prime (44244647) 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, 22634 + ... + 24510.

It is an arithmetic number, because the mean of its divisors is an integer number (3312792).

Almost surely, 2^44244644 is an apocalyptic number.

It is an amenable number.

44244644 is a deficient number, since it is larger than the sum of its proper divisors (35262364).

44244644 is a wasteful number, since it uses less digits than its factorization.

44244644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035 (or 2033 counting only the distinct ones).

The product of its digits is 49152, while the sum is 32.

The square root of 44244644 is about 6651.6647540296. The cubic root of 44244644 is about 353.6879265281.

Adding to 44244644 its reverse (44644244), we get a palindrome (88888888).

The spelling of 44244644 in words is "forty-four million, two hundred forty-four thousand, six hundred forty-four".