9984089 has 2 divisors, whose sum is σ = 9984090. Its totient is φ = 9984088.

The previous prime is 9984071. The next prime is 9984097. The reversal of 9984089 is 9804899.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9406489 + 577600 = 3067^2 + 760^2 .

It is a cyclic number.

It is not a de Polignac number, because 9984089 - 2¹² = 9979993 is a prime.

It is not a weakly prime, because it can be changed into another prime (9984059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4992044 + 4992045.

It is an arithmetic number, because the mean of its divisors is an integer number (4992045).

Almost surely, 2^9984089 is an apocalyptic number.

It is an amenable number.

9984089 is a deficient number, since it is larger than the sum of its proper divisors (1).

9984089 is an equidigital number, since it uses as much as digits as its factorization.

9984089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 47.

The square root of 9984089 is about 3159.7609086765. The cubic root of 9984089 is about 215.3291443132.

The spelling of 9984089 in words is "nine million, nine hundred eighty-four thousand, eighty-nine".