41811841 has 4 divisors (see below), whose sum is σ = 42831684. Its totient is φ = 40792000.

The previous prime is 41811821. The next prime is 41811853. The reversal of 41811841 is 14811814.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7049025 + 34762816 = 2655^2 + 5896^2 .

It is a cyclic number.

It is not a de Polignac number, because 41811841 - 2¹³ = 41803649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41811821) 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 in 3 ways as a sum of consecutive naturals, for example, 509860 + ... + 509941.

It is an arithmetic number, because the mean of its divisors is an integer number (10707921).

Almost surely, 2^41811841 is an apocalyptic number.

41811841 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

41811841 is a deficient number, since it is larger than the sum of its proper divisors (1019843).

41811841 is a wasteful number, since it uses less digits than its factorization.

41811841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019842.

The product of its digits is 1024, while the sum is 28.

The square root of 41811841 is about 6466.2076211640. The cubic root of 41811841 is about 347.0828035055.

The spelling of 41811841 in words is "forty-one million, eight hundred eleven thousand, eight hundred forty-one".