404100241 has 2 divisors, whose sum is σ = 404100242. Its totient is φ = 404100240.

The previous prime is 404100233. The next prime is 404100299. The reversal of 404100241 is 142001404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 400160016 + 3940225 = 20004^2 + 1985^2 .

It is a cyclic number.

It is not a de Polignac number, because 404100241 - 2³ = 404100233 is a prime.

It is not a weakly prime, because it can be changed into another prime (404100941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202050120 + 202050121.

It is an arithmetic number, because the mean of its divisors is an integer number (202050121).

Almost surely, 2^404100241 is an apocalyptic number.

It is an amenable number.

404100241 is a deficient number, since it is larger than the sum of its proper divisors (1).

404100241 is an equidigital number, since it uses as much as digits as its factorization.

404100241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 404100241 is about 20102.2446756575. The cubic root of 404100241 is about 739.3153156814.

Adding to 404100241 its reverse (142001404), we get a palindrome (546101645).

The spelling of 404100241 in words is "four hundred four million, one hundred thousand, two hundred forty-one".