408664006 has 4 divisors (see below), whose sum is σ = 612996012. Its totient is φ = 204332002.

The previous prime is 408663967. The next prime is 408664033. The reversal of 408664006 is 600466804.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 102166000 + ... + 102166003.

It is an arithmetic number, because the mean of its divisors is an integer number (153249003).

Almost surely, 2^408664006 is an apocalyptic number.

408664006 is a deficient number, since it is larger than the sum of its proper divisors (204332006).

408664006 is a wasteful number, since it uses less digits than its factorization.

408664006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204332005.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 408664006 is about 20215.4397923963. The cubic root of 408664006 is about 742.0880919234.

The spelling of 408664006 in words is "four hundred eight million, six hundred sixty-four thousand, six".