9897263 has 2 divisors, whose sum is σ = 9897264. Its totient is φ = 9897262.

The previous prime is 9897257. The next prime is 9897287. The reversal of 9897263 is 3627989.

9897263 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 is an emirp because it is prime and its reverse (3627989) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9897263 - 2¹⁰ = 9896239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9897203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4948631 + 4948632.

It is an arithmetic number, because the mean of its divisors is an integer number (4948632).

Almost surely, 2^9897263 is an apocalyptic number.

9897263 is a deficient number, since it is larger than the sum of its proper divisors (1).

9897263 is an equidigital number, since it uses as much as digits as its factorization.

9897263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 44.

The square root of 9897263 is about 3145.9915765939. The cubic root of 9897263 is about 214.7031273130.

The spelling of 9897263 in words is "nine million, eight hundred ninety-seven thousand, two hundred sixty-three".