2017427 has 2 divisors, whose sum is σ = 2017428. Its totient is φ = 2017426.

The previous prime is 2017409. The next prime is 2017447. The reversal of 2017427 is 7247102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2017427 - 2¹⁰ = 2016403 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2017447) 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, 1008713 + 1008714.

It is an arithmetic number, because the mean of its divisors is an integer number (1008714).

2^2017427 is an apocalyptic number.

2017427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2017427 is an equidigital number, since it uses as much as digits as its factorization.

2017427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 2017427 is about 1420.3615736847. The cubic root of 2017427 is about 126.3569912894.

The spelling of 2017427 in words is "two million, seventeen thousand, four hundred twenty-seven".