97197646 has 24 divisors (see below), whose sum is σ = 180432144. Its totient is φ = 38450880.

The previous prime is 97197629. The next prime is 97197649. The reversal of 97197646 is 64679179.

It is a self number, because there is not a number n which added to its sum of digits gives 97197646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97197649) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18175 + ... + 22906.

It is an arithmetic number, because the mean of its divisors is an integer number (7518006).

Almost surely, 2^97197646 is an apocalyptic number.

97197646 is a deficient number, since it is larger than the sum of its proper divisors (83234498).

97197646 is a wasteful number, since it uses less digits than its factorization.

97197646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41116 (or 41103 counting only the distinct ones).

The product of its digits is 571536, while the sum is 49.

The square root of 97197646 is about 9858.8866511387. The cubic root of 97197646 is about 459.7819476934.

The spelling of 97197646 in words is "ninety-seven million, one hundred ninety-seven thousand, six hundred forty-six".