97808 has 10 divisors (see below), whose sum is σ = 189534. Its totient is φ = 48896.

The previous prime is 97789. The next prime is 97813. The reversal of 97808 is 80879.

It can be written as a sum of positive squares in only one way, i.e., 85264 + 12544 = 292^2 + 112^2 .

It is a plaindrome in base 13.

It is an unprimeable number.

97808 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3041 + ... + 3072.

2⁹⁷⁸⁰⁸ is an apocalyptic number.

It is an amenable number.

97808 is a deficient number, since it is larger than the sum of its proper divisors (91726).

97808 is a wasteful number, since it uses less digits than its factorization.

97808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6121 (or 6115 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 97808 is about 312.7427057503. The cubic root of 97808 is about 46.0742342644.

The spelling of 97808 in words is "ninety-seven thousand, eight hundred eight".