97686684 has 36 divisors (see below), whose sum is σ = 249912936. Its totient is φ = 32168928.

The previous prime is 97686683. The next prime is 97686691. The reversal of 97686684 is 48668679.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 97686684.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97686683) 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, 13359 + ... + 19334.

It is an arithmetic number, because the mean of its divisors is an integer number (6942026).

Almost surely, 2^97686684 is an apocalyptic number.

It is an amenable number.

97686684 is an abundant number, since it is smaller than the sum of its proper divisors (152226252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97686684 is a wasteful number, since it uses less digits than its factorization.

97686684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32786 (or 32781 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The square root of 97686684 is about 9883.6574202063. The cubic root of 97686684 is about 460.5517701490.

The spelling of 97686684 in words is "ninety-seven million, six hundred eighty-six thousand, six hundred eighty-four".