8304090687 has 6 divisors (see below), whose sum is σ = 11994797672. Its totient is φ = 5536060452.

The previous prime is 8304090667. The next prime is 8304090703. The reversal of 8304090687 is 7860904038.

It is a happy number.

It is not a de Polignac number, because 8304090687 - 2¹⁰ = 8304089663 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 (8304090647) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 461338363 + ... + 461338380.

Almost surely, 2^8304090687 is an apocalyptic number.

8304090687 is a deficient number, since it is larger than the sum of its proper divisors (3690706985).

8304090687 is a wasteful number, since it uses less digits than its factorization.

8304090687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922676749 (or 922676746 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 8304090687 is about 91126.7835874832. The cubic root of 8304090687 is about 2025.0264234321.

The spelling of 8304090687 in words is "eight billion, three hundred four million, ninety thousand, six hundred eighty-seven".