812208304 has 40 divisors (see below), whose sum is σ = 1615276080. Its totient is φ = 395501568.

The previous prime is 812208289. The next prime is 812208317. The reversal of 812208304 is 403802218.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91152 + ... + 99664.

It is an arithmetic number, because the mean of its divisors is an integer number (40381902).

Almost surely, 2^812208304 is an apocalyptic number.

It is an amenable number.

812208304 is a deficient number, since it is larger than the sum of its proper divisors (803067776).

812208304 is a wasteful number, since it uses less digits than its factorization.

812208304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8677 (or 8671 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 812208304 is about 28499.2684818400. The cubic root of 812208304 is about 933.0161082923.

The spelling of 812208304 in words is "eight hundred twelve million, two hundred eight thousand, three hundred four".