97666704 has 120 divisors (see below), whose sum is σ = 284124672. Its totient is φ = 31299840.

The previous prime is 97666703. The next prime is 97666727. The reversal of 97666704 is 40766679.

It is a self number, because there is not a number n which added to its sum of digits gives 97666704.

It is not an unprimeable number, because it can be changed into a prime (97666703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 511249 + ... + 511439.

Almost surely, 2^97666704 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 97666704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142062336).

97666704 is an abundant number, since it is smaller than the sum of its proper divisors (186457968).

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

97666704 is a wasteful number, since it uses less digits than its factorization.

97666704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325 (or 316 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The square root of 97666704 is about 9882.6466090820. The cubic root of 97666704 is about 460.5203688996.

The spelling of 97666704 in words is "ninety-seven million, six hundred sixty-six thousand, seven hundred four".