489256 has 16 divisors (see below), whose sum is σ = 957600. Its totient is φ = 233904.
The previous prime is 489241. The next prime is 489257. The reversal of 489256 is 652984.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (489257) by changing a digit.
489256 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1146 + ... + 1513.
It is an arithmetic number, because the mean of its divisors is an integer number (59850).
2489256 is an apocalyptic number.
489256 is a gapful number since it is divisible by the number (46) formed by its first and last digit.
It is an amenable number.
489256 is a deficient number, since it is larger than the sum of its proper divisors (468344).
489256 is a wasteful number, since it uses less digits than its factorization.
489256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2688 (or 2684 counting only the distinct ones).
The product of its digits is 17280, while the sum is 34.
The square root of 489256 is about 699.4683695493. The cubic root of 489256 is about 78.7974300656.
The spelling of 489256 in words is "four hundred eighty-nine thousand, two hundred fifty-six".
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