97516788 has 24 divisors (see below), whose sum is σ = 227733408. Its totient is φ = 32477856.

The previous prime is 97516781. The next prime is 97516789. The reversal of 97516788 is 88761579.

It is a self number, because there is not a number n which added to its sum of digits gives 97516788.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97516781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15195 + ... + 20637.

It is an arithmetic number, because the mean of its divisors is an integer number (9488892).

Almost surely, 2^97516788 is an apocalyptic number.

It is an amenable number.

97516788 is an abundant number, since it is smaller than the sum of its proper divisors (130216620).

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

97516788 is a wasteful number, since it uses less digits than its factorization.

97516788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6943 (or 6941 counting only the distinct ones).

The product of its digits is 846720, while the sum is 51.

The square root of 97516788 is about 9875.0588859004. The cubic root of 97516788 is about 460.2846190704.

The spelling of 97516788 in words is "ninety-seven million, five hundred sixteen thousand, seven hundred eighty-eight".