8320804 has 6 divisors (see below), whose sum is σ = 14561414. Its totient is φ = 4160400.

The previous prime is 8320789. The next prime is 8320811. The reversal of 8320804 is 4080238.

It can be written as a sum of positive squares in only one way, i.e., 5531904 + 2788900 = 2352^2 + 1670^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1040097 + ... + 1040104.

Almost surely, 2^8320804 is an apocalyptic number.

It is an amenable number.

8320804 is a deficient number, since it is larger than the sum of its proper divisors (6240610).

8320804 is a wasteful number, since it uses less digits than its factorization.

8320804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080205 (or 2080203 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 8320804 is about 2884.5803854287. The cubic root of 8320804 is about 202.6384076384.

The spelling of 8320804 in words is "eight million, three hundred twenty thousand, eight hundred four".