44364557 has 2 divisors, whose sum is σ = 44364558. Its totient is φ = 44364556.

The previous prime is 44364547. The next prime is 44364571. The reversal of 44364557 is 75546344.

It is a happy number.

44364557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32330596 + 12033961 = 5686^2 + 3469^2 .

It is a cyclic number.

It is not a de Polignac number, because 44364557 - 2⁸ = 44364301 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44364557.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44364527) 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 as a sum of consecutive naturals, namely, 22182278 + 22182279.

It is an arithmetic number, because the mean of its divisors is an integer number (22182279).

Almost surely, 2^44364557 is an apocalyptic number.

It is an amenable number.

44364557 is a deficient number, since it is larger than the sum of its proper divisors (1).

44364557 is an equidigital number, since it uses as much as digits as its factorization.

44364557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 201600, while the sum is 38.

The square root of 44364557 is about 6660.6724135030. The cubic root of 44364557 is about 354.0071630798.

The spelling of 44364557 in words is "forty-four million, three hundred sixty-four thousand, five hundred fifty-seven".