8497243 has 2 divisors, whose sum is σ = 8497244. Its totient is φ = 8497242.

The previous prime is 8497219. The next prime is 8497249. The reversal of 8497243 is 3427948.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8497243 - 2⁹ = 8496731 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 8⁵ + 4¹¹ + 9 + 7⁵ + 2 + 4¹¹ + 3¹⁰ .

It is not a weakly prime, because it can be changed into another prime (8497249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4248621 + 4248622.

It is an arithmetic number, because the mean of its divisors is an integer number (4248622).

Almost surely, 2^8497243 is an apocalyptic number.

8497243 is a deficient number, since it is larger than the sum of its proper divisors (1).

8497243 is an equidigital number, since it uses as much as digits as its factorization.

8497243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The square root of 8497243 is about 2915.0030874769. The cubic root of 8497243 is about 204.0606877625.

The spelling of 8497243 in words is "eight million, four hundred ninety-seven thousand, two hundred forty-three".