404005006 has 16 divisors (see below), whose sum is σ = 610070400. Its totient is φ = 200652768.

The previous prime is 404005001. The next prime is 404005027. The reversal of 404005006 is 600500404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404005001) 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, 280035 + ... + 281473.

It is an arithmetic number, because the mean of its divisors is an integer number (38129400).

Almost surely, 2^404005006 is an apocalyptic number.

404005006 is a deficient number, since it is larger than the sum of its proper divisors (206065394).

404005006 is a wasteful number, since it uses less digits than its factorization.

404005006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 404005006 is about 20099.8757707604. The cubic root of 404005006 is about 739.2572325469.

The spelling of 404005006 in words is "four hundred four million, five thousand, six".