97664116 has 48 divisors (see below), whose sum is σ = 200854080. Its totient is φ = 41054720.

The previous prime is 97664113. The next prime is 97664117. The reversal of 97664116 is 61146679.

It is a super-2 number, since 2×97664116² = 19076559108122912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97664113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43026 + ... + 45238.

It is an arithmetic number, because the mean of its divisors is an integer number (4184460).

Almost surely, 2^97664116 is an apocalyptic number.

It is an amenable number.

97664116 is an abundant number, since it is smaller than the sum of its proper divisors (103189964).

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

97664116 is a wasteful number, since it uses less digits than its factorization.

97664116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304 (or 2302 counting only the distinct ones).

The product of its digits is 54432, while the sum is 40.

The square root of 97664116 is about 9882.5156716294. The cubic root of 97664116 is about 460.5163011972.

The spelling of 97664116 in words is "ninety-seven million, six hundred sixty-four thousand, one hundred sixteen".