404404063 has 8 divisors (see below), whose sum is σ = 463088160. Its totient is φ = 345948000.

The previous prime is 404404057. The next prime is 404404079. The reversal of 404404063 is 360404404.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 404404063 - 2⁵ = 404404031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404404003) 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 7 ways as a sum of consecutive naturals, for example, 53188 + ... + 60313.

It is an arithmetic number, because the mean of its divisors is an integer number (57886020).

Almost surely, 2^404404063 is an apocalyptic number.

404404063 is a deficient number, since it is larger than the sum of its proper divisors (58684097).

404404063 is a wasteful number, since it uses less digits than its factorization.

404404063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114017.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 404404063 is about 20109.8001730500. The cubic root of 404404063 is about 739.5005535383.

Adding to 404404063 its reverse (360404404), we get a palindrome (764808467).

The spelling of 404404063 in words is "four hundred four million, four hundred four thousand, sixty-three".