44421242 has 4 divisors (see below), whose sum is σ = 66631866. Its totient is φ = 22210620.

The previous prime is 44421161. The next prime is 44421253. The reversal of 44421242 is 24212444.

44421242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 44342281 + 78961 = 6659^2 + 281^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 11105309 + ... + 11105312.

Almost surely, 2^44421242 is an apocalyptic number.

44421242 is a deficient number, since it is larger than the sum of its proper divisors (22210624).

44421242 is a wasteful number, since it uses less digits than its factorization.

44421242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22210623.

The product of its digits is 2048, while the sum is 23.

The square root of 44421242 is about 6664.9262561562. The cubic root of 44421242 is about 354.1578716401.

Adding to 44421242 its reverse (24212444), we get a palindrome (68633686).

The spelling of 44421242 in words is "forty-four million, four hundred twenty-one thousand, two hundred forty-two".