2420017 has 2 divisors, whose sum is σ = 2420018.
Its totient is φ = 2420016.
The previous prime is 2420009. The next prime is 2420051. The reversal of 2420017 is 7100242.
2420017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1336336 + 1083681 = 1156^2 + 1041^2
It is a cyclic number.
It is not a de Polignac number, because 2420017 - 23 = 2420009 is a prime.
It is not a weakly prime, because it can be changed into another prime (2420417) 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, 1210008 + 1210009.
It is an arithmetic number, because the mean of its divisors is an integer number (1210009).
22420017 is an apocalyptic number.
It is an amenable number.
2420017 is a deficient number, since it is larger than the sum of its proper divisors (1).
2420017 is an equidigital number, since it uses as much as digits as its factorization.
2420017 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 112, while the sum is 16.
The square root of 2420017 is about 1555.6403826078.
The cubic root of 2420017 is about 134.2577832680.
Adding to 2420017 its reverse (7100242), we get a palindrome (9520259).
The spelling of 2420017 in words is "two million, four hundred twenty thousand, seventeen".