9797497 has 2 divisors, whose sum is σ = 9797498. Its totient is φ = 9797496.

The previous prime is 9797467. The next prime is 9797531. The reversal of 9797497 is 7947979.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5861241 + 3936256 = 2421^2 + 1984^2 .

It is a cyclic number.

It is not a de Polignac number, because 9797497 - 2²³ = 1408889 is a prime.

It is not a weakly prime, because it can be changed into another prime (9797467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4898748 + 4898749.

It is an arithmetic number, because the mean of its divisors is an integer number (4898749).

Almost surely, 2^9797497 is an apocalyptic number.

It is an amenable number.

9797497 is a deficient number, since it is larger than the sum of its proper divisors (1).

9797497 is an equidigital number, since it uses as much as digits as its factorization.

9797497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1000188, while the sum is 52.

The square root of 9797497 is about 3130.0953659593. The cubic root of 9797497 is about 213.9792756592.

The spelling of 9797497 in words is "nine million, seven hundred ninety-seven thousand, four hundred ninety-seven".