97729616 has 40 divisors (see below), whose sum is σ = 200731200. Its totient is φ = 45964800.

The previous prime is 97729613. The next prime is 97729631. The reversal of 97729616 is 61692779.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97729613) 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 7 ways as a sum of consecutive naturals, for example, 44840 + ... + 46968.

It is an arithmetic number, because the mean of its divisors is an integer number (5018280).

Almost surely, 2^97729616 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 97729616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100365600).

97729616 is an abundant number, since it is smaller than the sum of its proper divisors (103001584).

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

97729616 is a wasteful number, since it uses less digits than its factorization.

97729616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2307 (or 2301 counting only the distinct ones).

The product of its digits is 285768, while the sum is 47.

The square root of 97729616 is about 9885.8290497054. The cubic root of 97729616 is about 460.6192290626.

The spelling of 97729616 in words is "ninety-seven million, seven hundred twenty-nine thousand, six hundred sixteen".