404444006 has 8 divisors (see below), whose sum is σ = 633042864. Its totient is φ = 193429720.

The previous prime is 404443981. The next prime is 404444021. The reversal of 404444006 is 600444404.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4396085 + ... + 4396176.

It is an arithmetic number, because the mean of its divisors is an integer number (79130358).

Almost surely, 2^404444006 is an apocalyptic number.

404444006 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

404444006 is a deficient number, since it is larger than the sum of its proper divisors (228598858).

404444006 is a wasteful number, since it uses less digits than its factorization.

404444006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8792286.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 404444006 is about 20110.7932712760. The cubic root of 404444006 is about 739.5248995665.

The spelling of 404444006 in words is "four hundred four million, four hundred forty-four thousand, six".