9747397 has 6 divisors (see below), whose sum is σ = 10714214. Its totient is φ = 8861160.

The previous prime is 9747383. The next prime is 9747401. The reversal of 9747397 is 7937479.

It can be written as a sum of positive squares in only one way, i.e., 8561476 + 1185921 = 2926^2 + 1089^2 .

It is not a de Polignac number, because 9747397 - 2¹¹ = 9745349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9747337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40158 + ... + 40399.

Almost surely, 2^9747397 is an apocalyptic number.

It is an amenable number.

9747397 is a deficient number, since it is larger than the sum of its proper divisors (966817).

9747397 is a wasteful number, since it uses less digits than its factorization.

9747397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80579 (or 80568 counting only the distinct ones).

The product of its digits is 333396, while the sum is 46.

The square root of 9747397 is about 3122.0821577915. The cubic root of 9747397 is about 213.6139208876.

The spelling of 9747397 in words is "nine million, seven hundred forty-seven thousand, three hundred ninety-seven".