20084271 has 16 divisors (see below), whose sum is σ = 27325536. Its totient is φ = 13118976.

The previous prime is 20084261. The next prime is 20084299. The reversal of 20084271 is 17248002.

It is not a de Polignac number, because 20084271 - 2⁷ = 20084143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20084201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64011 + ... + 64323.

It is an arithmetic number, because the mean of its divisors is an integer number (1707846).

Almost surely, 2^20084271 is an apocalyptic number.

20084271 is a deficient number, since it is larger than the sum of its proper divisors (7241265).

20084271 is a wasteful number, since it uses less digits than its factorization.

20084271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 20084271 is about 4481.5478352908. The cubic root of 20084271 is about 271.8224719235.

The spelling of 20084271 in words is "twenty million, eighty-four thousand, two hundred seventy-one".