97307397 has 12 divisors (see below), whose sum is σ = 153333024. Its totient is φ = 58974120.

The previous prime is 97307387. The next prime is 97307407. The reversal of 97307397 is 79370379.

It is an interprime number because it is at equal distance from previous prime (97307387) and next prime (97307407).

It is not a de Polignac number, because 97307397 - 2¹⁰ = 97306373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97307317) 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 11 ways as a sum of consecutive naturals, for example, 491353 + ... + 491550.

It is an arithmetic number, because the mean of its divisors is an integer number (12777752).

Almost surely, 2^97307397 is an apocalyptic number.

It is an amenable number.

97307397 is a deficient number, since it is larger than the sum of its proper divisors (56025627).

97307397 is a wasteful number, since it uses less digits than its factorization.

97307397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982920 (or 982917 counting only the distinct ones).

The product of its (nonzero) digits is 250047, while the sum is 45.

The square root of 97307397 is about 9864.4511758131. The cubic root of 97307397 is about 459.9549372996.

The spelling of 97307397 in words is "ninety-seven million, three hundred seven thousand, three hundred ninety-seven".