404313005 has 8 divisors (see below), whose sum is σ = 500826624. Its totient is φ = 313016400.

The previous prime is 404313001. The next prime is 404313037. The reversal of 404313005 is 500313404.

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

It is not a de Polignac number, because 404313005 - 2² = 404313001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404313001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1304081 + ... + 1304390.

It is an arithmetic number, because the mean of its divisors is an integer number (62603328).

Almost surely, 2^404313005 is an apocalyptic number.

It is an amenable number.

404313005 is a deficient number, since it is larger than the sum of its proper divisors (96513619).

404313005 is a wasteful number, since it uses less digits than its factorization.

404313005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2608507.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 404313005 is about 20107.5360250827. The cubic root of 404313005 is about 739.4450459390.

Adding to 404313005 its reverse (500313404), we get a palindrome (904626409).

The spelling of 404313005 in words is "four hundred four million, three hundred thirteen thousand, five".