41824561 has 2 divisors, whose sum is σ = 41824562. Its totient is φ = 41824560.

The previous prime is 41824553. The next prime is 41824591. The reversal of 41824561 is 16542814.

41824561 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., 37699600 + 4124961 = 6140^2 + 2031^2 .

It is a cyclic number.

It is not a de Polignac number, because 41824561 - 2³ = 41824553 is a prime.

It is not a weakly prime, because it can be changed into another prime (41824591) 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, 20912280 + 20912281.

It is an arithmetic number, because the mean of its divisors is an integer number (20912281).

Almost surely, 2^41824561 is an apocalyptic number.

It is an amenable number.

41824561 is a deficient number, since it is larger than the sum of its proper divisors (1).

41824561 is an equidigital number, since it uses as much as digits as its factorization.

41824561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7680, while the sum is 31.

The square root of 41824561 is about 6467.1911213447. The cubic root of 41824561 is about 347.1179964519.

The spelling of 41824561 in words is "forty-one million, eight hundred twenty-four thousand, five hundred sixty-one".