97217968 has 40 divisors (see below), whose sum is σ = 201268368. Its totient is φ = 45330432.

The previous prime is 97217963. The next prime is 97217977. The reversal of 97217968 is 86971279.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (97217963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29155 + ... + 32317.

Almost surely, 2^97217968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97217968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100634184).

97217968 is an abundant number, since it is smaller than the sum of its proper divisors (104050400).

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

97217968 is a wasteful number, since it uses less digits than its factorization.

97217968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3301 (or 3295 counting only the distinct ones).

The product of its digits is 381024, while the sum is 49.

The square root of 97217968 is about 9859.9172410320. The cubic root of 97217968 is about 459.8139890648.

It can be divided in two parts, 9721 and 7968, that added together give a square (17689 = 133²).

The spelling of 97217968 in words is "ninety-seven million, two hundred seventeen thousand, nine hundred sixty-eight".