9489773 has 2 divisors, whose sum is σ = 9489774. Its totient is φ = 9489772.

The previous prime is 9489769. The next prime is 9489787. The reversal of 9489773 is 3779849.

9489773 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6538249 + 2951524 = 2557^2 + 1718^2 .

It is an emirp because it is prime and its reverse (3779849) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9489773 - 2² = 9489769 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9489763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4744886 + 4744887.

It is an arithmetic number, because the mean of its divisors is an integer number (4744887).

Almost surely, 2^9489773 is an apocalyptic number.

It is an amenable number.

9489773 is a deficient number, since it is larger than the sum of its proper divisors (1).

9489773 is an equidigital number, since it uses as much as digits as its factorization.

9489773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 47.

The square root of 9489773 is about 3080.5475162704. The cubic root of 9489773 is about 211.7151523319.

The spelling of 9489773 in words is "nine million, four hundred eighty-nine thousand, seven hundred seventy-three".