97385985 has 24 divisors (see below), whose sum is σ = 170449344. Its totient is φ = 51432480.

The previous prime is 97385983. The next prime is 97385987. The reversal of 97385985 is 58958379.

It is an interprime number because it is at equal distance from previous prime (97385983) and next prime (97385987).

It is not a de Polignac number, because 97385985 - 2¹ = 97385983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97385983) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5871 + ... + 15140.

It is an arithmetic number, because the mean of its divisors is an integer number (7102056).

Almost surely, 2^97385985 is an apocalyptic number.

It is an amenable number.

97385985 is a deficient number, since it is larger than the sum of its proper divisors (73063359).

97385985 is a wasteful number, since it uses less digits than its factorization.

97385985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21125 (or 21122 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 54.

The square root of 97385985 is about 9868.4337663076. The cubic root of 97385985 is about 460.0787278610.

The spelling of 97385985 in words is "ninety-seven million, three hundred eighty-five thousand, nine hundred eighty-five".