44221239 has 12 divisors (see below), whose sum is σ = 65081016. Its totient is φ = 28924272.

The previous prime is 44221237. The next prime is 44221319. The reversal of 44221239 is 93212244.

44221239 is a `hidden beast` number, since 4 + 422 + 1 + 239 = 666.

44221239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44221239 - 2¹ = 44221237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44221231) 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 11 ways as a sum of consecutive naturals, for example, 45877 + ... + 46830.

It is an arithmetic number, because the mean of its divisors is an integer number (5423418).

Almost surely, 2^44221239 is an apocalyptic number.

44221239 is a deficient number, since it is larger than the sum of its proper divisors (20859777).

44221239 is a wasteful number, since it uses less digits than its factorization.

44221239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92766 (or 92763 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 44221239 is about 6649.9051872940. The cubic root of 44221239 is about 353.6255496671.

The spelling of 44221239 in words is "forty-four million, two hundred twenty-one thousand, two hundred thirty-nine".