97685144 has 16 divisors (see below), whose sum is σ = 183264720. Its totient is φ = 48814560.

The previous prime is 97685141. The next prime is 97685149. The reversal of 97685144 is 44158679.

It is a junction number, because it is equal to n+sod(n) for n = 97685095 and 97685104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97685141) 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 3 ways as a sum of consecutive naturals, for example, 24302 + ... + 28034.

It is an arithmetic number, because the mean of its divisors is an integer number (11454045).

Almost surely, 2^97685144 is an apocalyptic number.

It is an amenable number.

97685144 is a deficient number, since it is larger than the sum of its proper divisors (85579576).

97685144 is a wasteful number, since it uses less digits than its factorization.

97685144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7010 (or 7006 counting only the distinct ones).

The product of its digits is 241920, while the sum is 44.

The square root of 97685144 is about 9883.5795135163. The cubic root of 97685144 is about 460.5493499848.

The spelling of 97685144 in words is "ninety-seven million, six hundred eighty-five thousand, one hundred forty-four".