44040642 has 32 divisors (see below), whose sum is σ = 95546304. Its totient is φ = 13478400.

The previous prime is 44040631. The next prime is 44040649. The reversal of 44040642 is 24604044.

It is not an unprimeable number, because it can be changed into a prime (44040649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1084 + ... + 9447.

It is an arithmetic number, because the mean of its divisors is an integer number (2985822).

Almost surely, 2^44040642 is an apocalyptic number.

44040642 is an abundant number, since it is smaller than the sum of its proper divisors (51505662).

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

44040642 is a wasteful number, since it uses less digits than its factorization.

44040642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10594.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 44040642 is about 6636.3123796277. The cubic root of 44040642 is about 353.1434973682.

Adding to 44040642 its reverse (24604044), we get a palindrome (68644686).

The spelling of 44040642 in words is "forty-four million, forty thousand, six hundred forty-two".