9730208197 has 8 divisors (see below), whose sum is σ = 9899750880. Its totient is φ = 9560819760.

The previous prime is 9730208143. The next prime is 9730208203. The reversal of 9730208197 is 7918020379.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9730208197 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 (9730208497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92547 + ... + 167407.

It is an arithmetic number, because the mean of its divisors is an integer number (1237468860).

Almost surely, 2^9730208197 is an apocalyptic number.

It is an amenable number.

9730208197 is a deficient number, since it is larger than the sum of its proper divisors (169542683).

9730208197 is a wasteful number, since it uses less digits than its factorization.

9730208197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77123.

The product of its (nonzero) digits is 190512, while the sum is 46.

The square root of 9730208197 is about 98641.8176890511. The cubic root of 9730208197 is about 2134.8828296883.

The spelling of 9730208197 in words is "nine billion, seven hundred thirty million, two hundred eight thousand, one hundred ninety-seven".