97908 has 24 divisors (see below), whose sum is σ = 235200. Its totient is φ = 31680.
The previous prime is 97883. The next prime is 97919. The reversal of 97908 is 80979.
It is a congruent number.
It is an unprimeable number.
97908 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
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 7 ways as a sum of consecutive naturals, for example, 393 + ... + 591.
It is an arithmetic number, because the mean of its divisors is an integer number (9800).
297908 is an apocalyptic number.
It is an amenable number.
97908 is an abundant number, since it is smaller than the sum of its proper divisors (137292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117600).
97908 is a wasteful number, since it uses less digits than its factorization.
97908 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 247 (or 245 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 33.
The square root of 97908 is about 312.9025407375. The cubic root of 97908 is about 46.0899311880.
The spelling of 97908 in words is "ninety-seven thousand, nine hundred eight".
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