408841 has 2 divisors, whose sum is σ = 408842. Its totient is φ = 408840.

The previous prime is 408817. The next prime is 408857. The reversal of 408841 is 148804.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360000 + 48841 = 600^2 + 221^2 .

It is a cyclic number.

It is not a de Polignac number, because 408841 - 2⁵ = 408809 is a prime.

It is not a weakly prime, because it can be changed into another prime (408041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204420 + 204421.

It is an arithmetic number, because the mean of its divisors is an integer number (204421).

2⁴⁰⁸⁸⁴¹ is an apocalyptic number.

It is an amenable number.

408841 is a deficient number, since it is larger than the sum of its proper divisors (1).

408841 is an equidigital number, since it uses as much as digits as its factorization.

408841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1024, while the sum is 25.

The square root of 408841 is about 639.4067562984. The cubic root of 408841 is about 74.2195210225.

The spelling of 408841 in words is "four hundred eight thousand, eight hundred forty-one".