8404304 has 20 divisors (see below), whose sum is σ = 16344564. Its totient is φ = 4186368.

The previous prime is 8404301. The next prime is 8404313. The reversal of 8404304 is 4034048.

It can be written as a sum of positive squares in 2 ways, for example, as 1392400 + 7011904 = 1180^2 + 2648^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8404304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8404301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4244 + ... + 5900.

Almost surely, 2^8404304 is an apocalyptic number.

It is an amenable number.

8404304 is a deficient number, since it is larger than the sum of its proper divisors (7940260).

8404304 is a wasteful number, since it uses less digits than its factorization.

8404304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982 (or 1976 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 8404304 is about 2899.0177646920. The cubic root of 8404304 is about 203.3139842438.

The spelling of 8404304 in words is "eight million, four hundred four thousand, three hundred four".