804218006 has 4 divisors (see below), whose sum is σ = 1206327012. Its totient is φ = 402109002.

The previous prime is 804217901. The next prime is 804218017. The reversal of 804218006 is 600812408.

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

It is a self number, because there is not a number n which added to its sum of digits gives 804218006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201054500 + ... + 201054503.

It is an arithmetic number, because the mean of its divisors is an integer number (301581753).

Almost surely, 2^804218006 is an apocalyptic number.

804218006 is a deficient number, since it is larger than the sum of its proper divisors (402109006).

804218006 is a wasteful number, since it uses less digits than its factorization.

804218006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402109005.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 804218006 is about 28358.7377363662. The cubic root of 804218006 is about 929.9464284862.

The spelling of 804218006 in words is "eight hundred four million, two hundred eighteen thousand, six".