97663698 has 48 divisors (see below), whose sum is σ = 238570080. Its totient is φ = 29593080.

The previous prime is 97663679. The next prime is 97663711. The reversal of 97663698 is 89636679.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 940 + ... + 14007.

It is an arithmetic number, because the mean of its divisors is an integer number (4970210).

Almost surely, 2^97663698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97663698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119285040).

97663698 is an abundant number, since it is smaller than the sum of its proper divisors (140906382).

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

97663698 is a wasteful number, since it uses less digits than its factorization.

97663698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14980 (or 14963 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 54.

The square root of 97663698 is about 9882.4945231455. The cubic root of 97663698 is about 460.5156441969.

The spelling of 97663698 in words is "ninety-seven million, six hundred sixty-three thousand, six hundred ninety-eight".