8404804399 has 4 divisors (see below), whose sum is σ = 8410566520. Its totient is φ = 8399042280.

The previous prime is 8404804393. The next prime is 8404804427. The reversal of 8404804399 is 9934084048.

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

It is a cyclic number.

It is not a de Polignac number, because 8404804399 - 2⁷ = 8404804271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8404804393) 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, 2878872 + ... + 2881789.

It is an arithmetic number, because the mean of its divisors is an integer number (2102641630).

Almost surely, 2^8404804399 is an apocalyptic number.

8404804399 is a deficient number, since it is larger than the sum of its proper divisors (5762121).

8404804399 is a wasteful number, since it uses less digits than its factorization.

8404804399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5762120.

The product of its (nonzero) digits is 995328, while the sum is 49.

The square root of 8404804399 is about 91677.7202977910. The cubic root of 8404804399 is about 2033.1801932293.

The spelling of 8404804399 in words is "eight billion, four hundred four million, eight hundred four thousand, three hundred ninety-nine".