20563714 has 8 divisors (see below), whose sum is σ = 31598028. Its totient is φ = 10031040.

The previous prime is 20563691. The next prime is 20563729. The reversal of 20563714 is 41736502.

It can be written as a sum of positive squares in 2 ways, for example, as 20548089 + 15625 = 4533^2 + 125^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125307 + ... + 125470.

Almost surely, 2^20563714 is an apocalyptic number.

20563714 is a deficient number, since it is larger than the sum of its proper divisors (11034314).

20563714 is a wasteful number, since it uses less digits than its factorization.

20563714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250820.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 20563714 is about 4534.7231448017. The cubic root of 20563714 is about 273.9684283512.

The spelling of 20563714 in words is "twenty million, five hundred sixty-three thousand, seven hundred fourteen".