408041 has 2 divisors, whose sum is σ = 408042. Its totient is φ = 408040.

The previous prime is 408019. The next prime is 408049. The reversal of 408041 is 140804.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270400 + 137641 = 520^2 + 371^2 .

It is a cyclic number.

It is not a de Polignac number, because 408041 - 2⁶ = 407977 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 408041.

It is not a weakly prime, because it can be changed into another prime (408049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204020 + 204021.

It is an arithmetic number, because the mean of its divisors is an integer number (204021).

2⁴⁰⁸⁰⁴¹ is an apocalyptic number.

It is an amenable number.

408041 is a deficient number, since it is larger than the sum of its proper divisors (1).

408041 is an equidigital number, since it uses as much as digits as its factorization.

408041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 408041 is about 638.7808700955. The cubic root of 408041 is about 74.1710797077.

Adding to 408041 its reverse (140804), we get a palindrome (548845).

The spelling of 408041 in words is "four hundred eight thousand, forty-one".