20206027 has 4 divisors (see below), whose sum is σ = 20283120. Its totient is φ = 20128936.

The previous prime is 20206019. The next prime is 20206037. The reversal of 20206027 is 72060202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20206027 - 2³ = 20206019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20205995 and 20206013.

It is not an unprimeable number, because it can be changed into a prime (20206037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38152 + ... + 38677.

It is an arithmetic number, because the mean of its divisors is an integer number (5070780).

Almost surely, 2^20206027 is an apocalyptic number.

20206027 is a deficient number, since it is larger than the sum of its proper divisors (77093).

20206027 is an equidigital number, since it uses as much as digits as its factorization.

20206027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77092.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 20206027 is about 4495.1114557928. Note that the first 3 decimals coincide. The cubic root of 20206027 is about 272.3706515144.

Adding to 20206027 its reverse (72060202), we get a palindrome (92266229).

The spelling of 20206027 in words is "twenty million, two hundred six thousand, twenty-seven".