20062066 has 8 divisors (see below), whose sum is σ = 30906540. Its totient is φ = 9759888.

The previous prime is 20062061. The next prime is 20062069. The reversal of 20062066 is 66026002.

It can be written as a sum of positive squares in 2 ways, for example, as 20061441 + 625 = 4479^2 + 25^2 .

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

It is not an unprimeable number, because it can be changed into a prime (20062061) by changing a digit.

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, 135481 + ... + 135628.

Almost surely, 2^20062066 is an apocalyptic number.

20062066 is a deficient number, since it is larger than the sum of its proper divisors (10844474).

20062066 is a wasteful number, since it uses less digits than its factorization.

20062066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271148.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 20062066 is about 4479.0697694946. The cubic root of 20062066 is about 271.7222601087.

Adding to 20062066 its reverse (66026002), we get a palindrome (86088068).

The spelling of 20062066 in words is "twenty million, sixty-two thousand, sixty-six".