20092427 has 2 divisors, whose sum is σ = 20092428. Its totient is φ = 20092426.

The previous prime is 20092399. The next prime is 20092439. The reversal of 20092427 is 72429002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20092427 - 2¹² = 20088331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20092396 and 20092405.

It is not a weakly prime, because it can be changed into another prime (20092477) by changing a digit.

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 as a sum of consecutive naturals, namely, 10046213 + 10046214.

It is an arithmetic number, because the mean of its divisors is an integer number (10046214).

Almost surely, 2^20092427 is an apocalyptic number.

20092427 is a deficient number, since it is larger than the sum of its proper divisors (1).

20092427 is an equidigital number, since it uses as much as digits as its factorization.

20092427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 20092427 is about 4482.4576963983. The cubic root of 20092427 is about 271.8592616423.

The spelling of 20092427 in words is "twenty million, ninety-two thousand, four hundred twenty-seven".