9984577 has 2 divisors, whose sum is σ = 9984578. Its totient is φ = 9984576.

The previous prime is 9984563. The next prime is 9984587. The reversal of 9984577 is 7754899.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9431041 + 553536 = 3071^2 + 744^2 .

It is an emirp because it is prime and its reverse (7754899) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9984577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9984577.

It is not a weakly prime, because it can be changed into another prime (9984587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4992288 + 4992289.

It is an arithmetic number, because the mean of its divisors is an integer number (4992289).

Almost surely, 2^9984577 is an apocalyptic number.

It is an amenable number.

9984577 is a deficient number, since it is larger than the sum of its proper divisors (1).

9984577 is an equidigital number, since it uses as much as digits as its factorization.

9984577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 49.

The square root of 9984577 is about 3159.8381287655. The cubic root of 9984577 is about 215.3326525255.

The spelling of 9984577 in words is "nine million, nine hundred eighty-four thousand, five hundred seventy-seven".