99418 has 8 divisors (see below), whose sum is σ = 162720. Its totient is φ = 45180.
The previous prime is 99409. The next prime is 99431. The reversal of 99418 is 81499.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 99418.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2238 + ... + 2281.
It is an arithmetic number, because the mean of its divisors is an integer number (20340).
299418 is an apocalyptic number.
99418 is a deficient number, since it is larger than the sum of its proper divisors (63302).
99418 is a wasteful number, since it uses less digits than its factorization.
99418 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4532.
The product of its digits is 2592, while the sum is 31.
The square root of 99418 is about 315.3062003831. The cubic root of 99418 is about 46.3256662549.
The spelling of 99418 in words is "ninety-nine thousand, four hundred eighteen".
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