20084266 has 8 divisors (see below), whose sum is σ = 30940740. Its totient is φ = 9770688.

The previous prime is 20084261. The next prime is 20084299. The reversal of 20084266 is 66248002.

It can be written as a sum of positive squares in 2 ways, for example, as 17430625 + 2653641 = 4175^2 + 1629^2 .

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 (20084261) 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, 135631 + ... + 135778.

Almost surely, 2^20084266 is an apocalyptic number.

20084266 is a deficient number, since it is larger than the sum of its proper divisors (10856474).

20084266 is a wasteful number, since it uses less digits than its factorization.

20084266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271448.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 20084266 is about 4481.5472774478. The cubic root of 20084266 is about 271.8224493667.

The spelling of 20084266 in words is "twenty million, eighty-four thousand, two hundred sixty-six".