41864861 has 2 divisors, whose sum is σ = 41864862. Its totient is φ = 41864860.

The previous prime is 41864839. The next prime is 41864873. The reversal of 41864861 is 16846814.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41847961 + 16900 = 6469^2 + 130^2 .

It is a cyclic number.

It is not a de Polignac number, because 41864861 - 2²² = 37670557 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41864821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20932430 + 20932431.

It is an arithmetic number, because the mean of its divisors is an integer number (20932431).

Almost surely, 2^41864861 is an apocalyptic number.

It is an amenable number.

41864861 is a deficient number, since it is larger than the sum of its proper divisors (1).

41864861 is an equidigital number, since it uses as much as digits as its factorization.

41864861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36864, while the sum is 38.

The square root of 41864861 is about 6470.3060978597. The cubic root of 41864861 is about 347.2294490239.

The spelling of 41864861 in words is "forty-one million, eight hundred sixty-four thousand, eight hundred sixty-one".