89255 has 4 divisors (see below), whose sum is σ = 107112. Its totient is φ = 71400.
The previous prime is 89237. The next prime is 89261. The reversal of 89255 is 55298.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 89255 - 212 = 85159 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 89255.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8921 + ... + 8930.
It is an arithmetic number, because the mean of its divisors is an integer number (26778).
289255 is an apocalyptic number.
89255 is a deficient number, since it is larger than the sum of its proper divisors (17857).
89255 is a wasteful number, since it uses less digits than its factorization.
89255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17856.
The product of its digits is 3600, while the sum is 29.
The square root of 89255 is about 298.7557530827. The cubic root of 89255 is about 44.6900511201.
The spelling of 89255 in words is "eighty-nine thousand, two hundred fifty-five".
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