285452 has 6 divisors (see below), whose sum is σ = 499548. Its totient is φ = 142724.
The previous prime is 285451. The next prime is 285457. The reversal of 285452 is 254582.
It is not an unprimeable number, because it can be changed into a prime (285451) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35678 + ... + 35685.
It is an arithmetic number, because the mean of its divisors is an integer number (83258).
2285452 is an apocalyptic number.
It is an amenable number.
285452 is a deficient number, since it is larger than the sum of its proper divisors (214096).
285452 is a wasteful number, since it uses less digits than its factorization.
285452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71367 (or 71365 counting only the distinct ones).
The product of its digits is 3200, while the sum is 26.
The square root of 285452 is about 534.2770816720. The cubic root of 285452 is about 65.8432152376.
It can be divided in two parts, 285 and 452, that added together give a palindrome (737).
The spelling of 285452 in words is "two hundred eighty-five thousand, four hundred fifty-two".
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