3020666 has 8 divisors (see below), whose sum is σ = 4942944. Its totient is φ = 1373020.

The previous prime is 3020657. The next prime is 3020683. The reversal of 3020666 is 6660203.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68630 + ... + 68673.

It is an arithmetic number, because the mean of its divisors is an integer number (617868).

Almost surely, 2^3020666 is an apocalyptic number.

3020666 is a deficient number, since it is larger than the sum of its proper divisors (1922278).

3020666 is a wasteful number, since it uses less digits than its factorization.

3020666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137316.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 3020666 is about 1738.0063291024. The cubic root of 3020666 is about 144.5553720333. Note that the first 3 decimals are identical.

Adding to 3020666 its reverse (6660203), we get a palindrome (9680869).

The spelling of 3020666 in words is "three million, twenty thousand, six hundred sixty-six".