404005201 has 2 divisors, whose sum is σ = 404005202. Its totient is φ = 404005200.

The previous prime is 404005193. The next prime is 404005211. The reversal of 404005201 is 102500404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 355284801 + 48720400 = 18849^2 + 6980^2 .

It is a cyclic number.

It is not a de Polignac number, because 404005201 - 2³ = 404005193 is a prime.

It is not a weakly prime, because it can be changed into another prime (404005211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202002600 + 202002601.

It is an arithmetic number, because the mean of its divisors is an integer number (202002601).

Almost surely, 2^404005201 is an apocalyptic number.

It is an amenable number.

404005201 is a deficient number, since it is larger than the sum of its proper divisors (1).

404005201 is an equidigital number, since it uses as much as digits as its factorization.

404005201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 404005201 is about 20099.8806215360. The cubic root of 404005201 is about 739.2573514853.

Adding to 404005201 its reverse (102500404), we get a palindrome (506505605).

The spelling of 404005201 in words is "four hundred four million, five thousand, two hundred one".