97692161 has 16 divisors (see below), whose sum is σ = 113159424. Its totient is φ = 82612224.

The previous prime is 97692143. The next prime is 97692163. The reversal of 97692161 is 16129679.

It is a cyclic number.

It is not a de Polignac number, because 97692161 - 2¹⁴ = 97675777 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (97692163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225401 + ... + 225833.

It is an arithmetic number, because the mean of its divisors is an integer number (7072464).

Almost surely, 2^97692161 is an apocalyptic number.

It is an amenable number.

97692161 is a deficient number, since it is larger than the sum of its proper divisors (15467263).

97692161 is a wasteful number, since it uses less digits than its factorization.

97692161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800.

The product of its digits is 40824, while the sum is 41.

The square root of 97692161 is about 9883.9344898679. The cubic root of 97692161 is about 460.5603772413.

The spelling of 97692161 in words is "ninety-seven million, six hundred ninety-two thousand, one hundred sixty-one".