44054221 has 2 divisors, whose sum is σ = 44054222. Its totient is φ = 44054220.

The previous prime is 44054207. The next prime is 44054237. The reversal of 44054221 is 12245044.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27562500 + 16491721 = 5250^2 + 4061^2 .

It is a cyclic number.

It is not a de Polignac number, because 44054221 - 2⁷ = 44054093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44054192 and 44054201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44054201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22027110 + 22027111.

It is an arithmetic number, because the mean of its divisors is an integer number (22027111).

Almost surely, 2^44054221 is an apocalyptic number.

It is an amenable number.

44054221 is a deficient number, since it is larger than the sum of its proper divisors (1).

44054221 is an equidigital number, since it uses as much as digits as its factorization.

44054221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 44054221 is about 6637.3353840227. The cubic root of 44054221 is about 353.1797884134.

Adding to 44054221 its reverse (12245044), we get a palindrome (56299265).

The spelling of 44054221 in words is "forty-four million, fifty-four thousand, two hundred twenty-one".