418242017 has 2 divisors, whose sum is σ = 418242018. Its totient is φ = 418242016.

The previous prime is 418241963. The next prime is 418242067. The reversal of 418242017 is 710242814.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 336502336 + 81739681 = 18344^2 + 9041^2 .

It is a cyclic number.

It is not a de Polignac number, because 418242017 - 2¹⁸ = 417979873 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (418242067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209121008 + 209121009.

It is an arithmetic number, because the mean of its divisors is an integer number (209121009).

Almost surely, 2^418242017 is an apocalyptic number.

It is an amenable number.

418242017 is a deficient number, since it is larger than the sum of its proper divisors (1).

418242017 is an equidigital number, since it uses as much as digits as its factorization.

418242017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 418242017 is about 20450.9661629958. The cubic root of 418242017 is about 747.8409115993.

The spelling of 418242017 in words is "four hundred eighteen million, two hundred forty-two thousand, seventeen".