665082 has 24 divisors (see below), whose sum is σ = 1572480. Its totient is φ = 201480.

The previous prime is 665069. The next prime is 665089. The reversal of 665082 is 280566.

665082 is a `hidden beast` number, since 6 + 650 + 8 + 2 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (665089) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1482 + ... + 1877.

It is an arithmetic number, because the mean of its divisors is an integer number (65520).

2⁶⁶⁵⁰⁸² is an apocalyptic number.

665082 is an abundant number, since it is smaller than the sum of its proper divisors (907398).

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

665082 is a wasteful number, since it uses less digits than its factorization.

665082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3378 (or 3375 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 665082 is about 815.5255973910. The cubic root of 665082 is about 87.2887748662.

The spelling of 665082 in words is "six hundred sixty-five thousand, eighty-two".