97716210 has 64 divisors (see below), whose sum is σ = 241781760. Its totient is φ = 25260480.

The previous prime is 97716193. The next prime is 97716233. The reversal of 97716210 is 1261779.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 272011 + ... + 272369.

It is an arithmetic number, because the mean of its divisors is an integer number (3777840).

Almost surely, 2^97716210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97716210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120890880).

97716210 is an abundant number, since it is smaller than the sum of its proper divisors (144065550).

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

97716210 is a wasteful number, since it uses less digits than its factorization.

97716210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623.

The product of its (nonzero) digits is 5292, while the sum is 33.

The square root of 97716210 is about 9885.1509851899. The cubic root of 97716210 is about 460.5981663797.

Adding to 97716210 its reverse (1261779), we get a palindrome (98977989).

The spelling of 97716210 in words is "ninety-seven million, seven hundred sixteen thousand, two hundred ten".