282666 has 8 divisors (see below), whose sum is σ = 565344. Its totient is φ = 94220.

The previous prime is 282661. The next prime is 282671. The reversal of 282666 is 666282.

It is an interprime number because it is at equal distance from previous prime (282661) and next prime (282671).

It is a sphenic number, since it is the product of 3 distinct primes.

282666 is an admirable number.

It is a d-powerful number, because it can be written as 2 + 8 + 6⁴ + 2⁷ + 6⁴ + 6⁷ .

282666 is a modest number, since divided by 666 gives 282 as remainder.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (282661) by changing a digit.

282666 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, 23550 + ... + 23561.

It is an arithmetic number, because the mean of its divisors is an integer number (70668).

2²⁸²⁶⁶⁶ is an apocalyptic number.

282666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

282666 is a wasteful number, since it uses less digits than its factorization.

282666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47116.

The product of its digits is 6912, while the sum is 30.

The square root of 282666 is about 531.6634273674. The cubic root of 282666 is about 65.6283055024.

The spelling of 282666 in words is "two hundred eighty-two thousand, six hundred sixty-six".