600066 has 48 divisors (see below), whose sum is σ = 1440504. Its totient is φ = 179712.

The previous prime is 600053. The next prime is 600071. The reversal of 600066 is 660006.

600066 is a `hidden beast` number, since 600 + 0 + 66 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 594441 + 5625 = 771^2 + 75^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

600066 is a modest number, since divided by 66 gives 60 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11296 + ... + 11348.

2⁶⁰⁰⁰⁶⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 600066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (720252).

600066 is an abundant number, since it is smaller than the sum of its proper divisors (840438).

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

600066 is a wasteful number, since it uses less digits than its factorization.

600066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 600066 is about 774.6392708868. The cubic root of 600066 is about 84.3463590032.

The spelling of 600066 in words is "six hundred thousand, sixty-six".