8784000089 has 2 divisors, whose sum is σ = 8784000090. Its totient is φ = 8784000088.

The previous prime is 8784000083. The next prime is 8784000097. The reversal of 8784000089 is 9800004878.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7941839689 + 842160400 = 89117^2 + 29020^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8784000089 is a prime.

It is not a weakly prime, because it can be changed into another prime (8784000083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4392000044 + 4392000045.

It is an arithmetic number, because the mean of its divisors is an integer number (4392000045).

Almost surely, 2^8784000089 is an apocalyptic number.

It is an amenable number.

8784000089 is a deficient number, since it is larger than the sum of its proper divisors (1).

8784000089 is an equidigital number, since it uses as much as digits as its factorization.

8784000089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 44.

The square root of 8784000089 is about 93722.9965856833. The cubic root of 8784000089 is about 2063.3082301570.

The spelling of 8784000089 in words is "eight billion, seven hundred eighty-four million, eighty-nine", and thus it is an aban number.