9654889 has 2 divisors, whose sum is σ = 9654890. Its totient is φ = 9654888.

The previous prime is 9654823. The next prime is 9654899. The reversal of 9654889 is 9884569.

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., 5382400 + 4272489 = 2320^2 + 2067^2 .

It is an emirp because it is prime and its reverse (9884569) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9654889 - 2⁹ = 9654377 is a prime.

It is a nialpdrome in base 15.

It is not a weakly prime, because it can be changed into another prime (9654899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4827444 + 4827445.

It is an arithmetic number, because the mean of its divisors is an integer number (4827445).

Almost surely, 2^9654889 is an apocalyptic number.

It is an amenable number.

9654889 is a deficient number, since it is larger than the sum of its proper divisors (1).

9654889 is an equidigital number, since it uses as much as digits as its factorization.

9654889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 49.

The square root of 9654889 is about 3107.2317261511. The cubic root of 9654889 is about 212.9360016976.

The spelling of 9654889 in words is "nine million, six hundred fifty-four thousand, eight hundred eighty-nine".