20056267 has 16 divisors (see below), whose sum is σ = 26323200. Its totient is φ = 14804640.

The previous prime is 20056259. The next prime is 20056291. The reversal of 20056267 is 76265002.

It is a cyclic number.

It is not a de Polignac number, because 20056267 - 2³ = 20056259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20056217) 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, 5392 + ... + 8317.

It is an arithmetic number, because the mean of its divisors is an integer number (1645200).

Almost surely, 2^20056267 is an apocalyptic number.

20056267 is a deficient number, since it is larger than the sum of its proper divisors (6266933).

20056267 is a wasteful number, since it uses less digits than its factorization.

20056267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13746.

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

The square root of 20056267 is about 4478.4223784721. The cubic root of 20056267 is about 271.6960768759.

The spelling of 20056267 in words is "twenty million, fifty-six thousand, two hundred sixty-seven".