9697825 has 6 divisors (see below), whose sum is σ = 12025334. Its totient is φ = 7758240.

The previous prime is 9697817. The next prime is 9697829. The reversal of 9697825 is 5287969.

9697825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 7056 + 9690769 = 84^2 + 3113^2 .

It is not a de Polignac number, because 9697825 - 2³ = 9697817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9697829) 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, 193932 + ... + 193981.

Almost surely, 2^9697825 is an apocalyptic number.

It is an amenable number.

9697825 is a deficient number, since it is larger than the sum of its proper divisors (2327509).

9697825 is a wasteful number, since it uses less digits than its factorization.

9697825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387923 (or 387918 counting only the distinct ones).

The product of its digits is 272160, while the sum is 46.

The square root of 9697825 is about 3114.1331056973. The cubic root of 9697825 is about 213.2511822905.

The spelling of 9697825 in words is "nine million, six hundred ninety-seven thousand, eight hundred twenty-five".