97647616 has 44 divisors (see below), whose sum is σ = 212969880. Its totient is φ = 44380160.

The previous prime is 97647607. The next prime is 97647617. The reversal of 97647616 is 61674679.

It is a tau number, because it is divible by the number of its divisors (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97647617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6930 + ... + 15598.

Almost surely, 2^97647616 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 97647616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106484940).

97647616 is an abundant number, since it is smaller than the sum of its proper divisors (115322264).

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

97647616 is a wasteful number, since it uses less digits than its factorization.

97647616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8700 (or 8682 counting only the distinct ones).

The product of its digits is 381024, while the sum is 46.

The square root of 97647616 is about 9881.6808286850. The cubic root of 97647616 is about 460.4903655475.

The spelling of 97647616 in words is "ninety-seven million, six hundred forty-seven thousand, six hundred sixteen".