44021441 has 2 divisors, whose sum is σ = 44021442. Its totient is φ = 44021440.

The previous prime is 44021437. The next prime is 44021531. The reversal of 44021441 is 14412044.

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., 41011216 + 3010225 = 6404^2 + 1735^2 .

It is a cyclic number.

It is not a de Polignac number, because 44021441 - 2² = 44021437 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (44021401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22010720 + 22010721.

It is an arithmetic number, because the mean of its divisors is an integer number (22010721).

Almost surely, 2^44021441 is an apocalyptic number.

It is an amenable number.

44021441 is a deficient number, since it is larger than the sum of its proper divisors (1).

44021441 is an equidigital number, since it uses as much as digits as its factorization.

44021441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 44021441 is about 6634.8655600547. The cubic root of 44021441 is about 353.0921683105.

Adding to 44021441 its reverse (14412044), we get a palindrome (58433485).

The spelling of 44021441 in words is "forty-four million, twenty-one thousand, four hundred forty-one".