285468 has 12 divisors (see below), whose sum is σ = 666120. Its totient is φ = 95152.
The previous prime is 285463. The next prime is 285469. The reversal of 285468 is 864582.
It is a tau number, because it is divible by the number of its divisors (12).
It is a zygodrome in base 5.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (285463) by changing a digit.
285468 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, 11883 + ... + 11906.
It is an arithmetic number, because the mean of its divisors is an integer number (55510).
2285468 is an apocalyptic number.
It is an amenable number.
285468 is an abundant number, since it is smaller than the sum of its proper divisors (380652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
285468 is a wasteful number, since it uses less digits than its factorization.
285468 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23796 (or 23794 counting only the distinct ones).
The product of its digits is 15360, while the sum is 33.
The square root of 285468 is about 534.2920549662. The cubic root of 285468 is about 65.8444454173.
The spelling of 285468 in words is "two hundred eighty-five thousand, four hundred sixty-eight".
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