99894 has 8 divisors (see below), whose sum is σ = 199800. Its totient is φ = 33296.
The previous prime is 99881. The next prime is 99901. The reversal of 99894 is 49899.
It is a sphenic number, since it is the product of 3 distinct primes.
99894 is an admirable number.
It is a super-2 number, since 2×998942 = 19957622472, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
99894 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 in 3 ways as a sum of consecutive naturals, for example, 8319 + ... + 8330.
It is an arithmetic number, because the mean of its divisors is an integer number (24975).
299894 is an apocalyptic number.
99894 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
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 (99900).
99894 is a wasteful number, since it uses less digits than its factorization.
99894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16654.
The product of its digits is 23328, while the sum is 39.
The square root of 99894 is about 316.0601208631. The cubic root of 99894 is about 46.3994822574.
The spelling of 99894 in words is "ninety-nine thousand, eight hundred ninety-four".
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