20127066 has 8 divisors (see below), whose sum is σ = 40254144. Its totient is φ = 6709020.

The previous prime is 20127043. The next prime is 20127109. The reversal of 20127066 is 66072102.

It is a happy number.

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

20127066 is an admirable number.

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, 1677250 + ... + 1677261.

It is an arithmetic number, because the mean of its divisors is an integer number (5031768).

Almost surely, 2^20127066 is an apocalyptic number.

20127066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20127066 is a wasteful number, since it uses less digits than its factorization.

20127066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3354516.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 20127066 is about 4486.3198726796. The cubic root of 20127066 is about 272.0153988543.

Adding to 20127066 its reverse (66072102), we get a palindrome (86199168).

The spelling of 20127066 in words is "twenty million, one hundred twenty-seven thousand, sixty-six".