9769797 has 12 divisors (see below), whose sum is σ = 14271660. Its totient is φ = 6439488.

The previous prime is 9769777. The next prime is 9769801. The reversal of 9769797 is 7979679.

It can be written as a sum of positive squares in 2 ways, for example, as 4322241 + 5447556 = 2079^2 + 2334^2 .

It is not a de Polignac number, because 9769797 - 2⁸ = 9769541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9769757) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5298 + ... + 6899.

It is an arithmetic number, because the mean of its divisors is an integer number (1189305).

Almost surely, 2^9769797 is an apocalyptic number.

It is an amenable number.

9769797 is a deficient number, since it is larger than the sum of its proper divisors (4501863).

9769797 is a wasteful number, since it uses less digits than its factorization.

9769797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12292 (or 12289 counting only the distinct ones).

The product of its digits is 1500282, while the sum is 54.

The square root of 9769797 is about 3125.6674487220. The cubic root of 9769797 is about 213.7774274849. Note that the first 3 decimals are identical.

The spelling of 9769797 in words is "nine million, seven hundred sixty-nine thousand, seven hundred ninety-seven".