12020606 has 8 divisors (see below), whose sum is σ = 19417944. Its totient is φ = 5547960.

The previous prime is 12020573. The next prime is 12020609. The reversal of 12020606 is 60602021.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231140 + ... + 231191.

It is an arithmetic number, because the mean of its divisors is an integer number (2427243).

Almost surely, 2^12020606 is an apocalyptic number.

12020606 is a deficient number, since it is larger than the sum of its proper divisors (7397338).

12020606 is a wasteful number, since it uses less digits than its factorization.

12020606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462346.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 12020606 is about 3467.0745593367. The cubic root of 12020606 is about 229.0738179165.

Adding to 12020606 its reverse (60602021), we get a palindrome (72622627).

The spelling of 12020606 in words is "twelve million, twenty thousand, six hundred six".