97118784 has 336 divisors, whose sum is σ = 352104960. Its totient is φ = 26127360.

The previous prime is 97118783. The next prime is 97118809. The reversal of 97118784 is 48781179.

It is a tau number, because it is divible by the number of its divisors (336).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (97118783) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2624814 + ... + 2624850.

Almost surely, 2^97118784 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 97118784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176052480).

97118784 is an abundant number, since it is smaller than the sum of its proper divisors (254986176).

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

97118784 is a wasteful number, since it uses less digits than its factorization.

97118784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103 (or 80 counting only the distinct ones).

The product of its digits is 112896, while the sum is 45.

The square root of 97118784 is about 9854.8863007140. The cubic root of 97118784 is about 459.6575649321.

The spelling of 97118784 in words is "ninety-seven million, one hundred eighteen thousand, seven hundred eighty-four".