813008204 has 12 divisors (see below), whose sum is σ = 1506456504. Its totient is φ = 382592064.

The previous prime is 813008179. The next prime is 813008249. The reversal of 813008204 is 402800318.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5977934 + ... + 5978069.

It is an arithmetic number, because the mean of its divisors is an integer number (125538042).

Almost surely, 2^813008204 is an apocalyptic number.

It is an amenable number.

813008204 is a deficient number, since it is larger than the sum of its proper divisors (693448300).

813008204 is a wasteful number, since it uses less digits than its factorization.

813008204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11956024 (or 11956022 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 813008204 is about 28513.2987218245. The cubic root of 813008204 is about 933.3223001530.

The spelling of 813008204 in words is "eight hundred thirteen million, eight thousand, two hundred four".