9797650 has 36 divisors (see below), whose sum is σ = 18954702. Its totient is φ = 3767680.

The previous prime is 9797603. The next prime is 9797651. The reversal of 9797650 is 567979.

It can be written as a sum of positive squares in 9 ways, for example, as 131769 + 9665881 = 363^2 + 3109^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9797597 and 9797606.

It is not an unprimeable number, because it can be changed into a prime (9797651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 41934 + ... + 42166.

Almost surely, 2^9797650 is an apocalyptic number.

9797650 is a deficient number, since it is larger than the sum of its proper divisors (9157052).

9797650 is a wasteful number, since it uses less digits than its factorization.

9797650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 119070, while the sum is 43.

The square root of 9797650 is about 3130.1198060138. The cubic root of 9797650 is about 213.9803895035.

The spelling of 9797650 in words is "nine million, seven hundred ninety-seven thousand, six hundred fifty".