9797769 has 6 divisors (see below), whose sum is σ = 14152346. Its totient is φ = 6531840.

The previous prime is 9797731. The next prime is 9797771. The reversal of 9797769 is 9677979.

It can be written as a sum of positive squares in only one way, i.e., 5817744 + 3980025 = 2412^2 + 1995^2 .

It is not a de Polignac number, because 9797769 - 2¹² = 9793673 is a prime.

It is a super-2 number, since 2×9797769² = 191992554754722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9797719) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 544312 + ... + 544329.

Almost surely, 2^9797769 is an apocalyptic number.

It is an amenable number.

9797769 is a deficient number, since it is larger than the sum of its proper divisors (4354577).

9797769 is a wasteful number, since it uses less digits than its factorization.

9797769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088647 (or 1088644 counting only the distinct ones).

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

The square root of 9797769 is about 3130.1388148132. The cubic root of 9797769 is about 213.9812558189.

The spelling of 9797769 in words is "nine million, seven hundred ninety-seven thousand, seven hundred sixty-nine".