44540042 has 16 divisors (see below), whose sum is σ = 68006400. Its totient is φ = 21874320.

The previous prime is 44540039. The next prime is 44540077. The reversal of 44540042 is 24004544.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35567 + ... + 36797.

It is an arithmetic number, because the mean of its divisors is an integer number (4250400).

Almost surely, 2^44540042 is an apocalyptic number.

44540042 is a deficient number, since it is larger than the sum of its proper divisors (23466358).

44540042 is a wasteful number, since it uses less digits than its factorization.

44540042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 44540042 is about 6673.8326320039. The cubic root of 44540042 is about 354.4733100911.

Adding to 44540042 its reverse (24004544), we get a palindrome (68544586).

The spelling of 44540042 in words is "forty-four million, five hundred forty thousand, forty-two".