666282 has 16 divisors (see below), whose sum is σ = 1340640. Its totient is φ = 220752.

The previous prime is 666277. The next prime is 666301. The reversal of 666282 is 282666.

It is a super-3 number, since 3×666282³ = 887351109862133304, which contains 333 as substring.

It is an Ulam number.

It is an unprimeable number.

666282 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 7 ways as a sum of consecutive naturals, for example, 1569 + ... + 1947.

It is an arithmetic number, because the mean of its divisors is an integer number (83790).

2⁶⁶⁶²⁸² is an apocalyptic number.

666282 is an abundant number, since it is smaller than the sum of its proper divisors (674358).

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

666282 is a wasteful number, since it uses less digits than its factorization.

666282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677.

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

The square root of 666282 is about 816.2609876749. The cubic root of 666282 is about 87.3412413768.

The spelling of 666282 in words is "six hundred sixty-six thousand, two hundred eighty-two".