302066 has 8 divisors (see below), whose sum is σ = 458460. Its totient is φ = 149248.

The previous prime is 302053. The next prime is 302111. The reversal of 302066 is 660203.

It can be written as a sum of positive squares in 2 ways, for example, as 297025 + 5041 = 545^2 + 71^2 .

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

It is an unprimeable number.

302066 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, 671 + ... + 1026.

2³⁰²⁰⁶⁶ is an apocalyptic number.

302066 is a deficient number, since it is larger than the sum of its proper divisors (156394).

302066 is a wasteful number, since it uses less digits than its factorization.

302066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 302066 is about 549.6053129292. The cubic root of 302066 is about 67.0966156417.

Adding to 302066 its reverse (660203), we get a palindrome (962269).

The spelling of 302066 in words is "three hundred two thousand, sixty-six".