538466219 has 2 divisors, whose sum is σ = 538466220. Its totient is φ = 538466218.

The previous prime is 538466141. The next prime is 538466221. The reversal of 538466219 is 912664835.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 538466219 - 2¹² = 538462123 is a prime.

It is a super-2 number, since 2×538466219² = 579891738008311922, which contains 22 as substring.

Together with 538466221, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 538466219.

It is not a weakly prime, because it can be changed into another prime (538466419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269233109 + 269233110.

It is an arithmetic number, because the mean of its divisors is an integer number (269233110).

Almost surely, 2^538466219 is an apocalyptic number.

538466219 is a deficient number, since it is larger than the sum of its proper divisors (1).

538466219 is an equidigital number, since it uses as much as digits as its factorization.

538466219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 44.

The square root of 538466219 is about 23204.8748973141. The cubic root of 538466219 is about 813.5535682856.

The spelling of 538466219 in words is "five hundred thirty-eight million, four hundred sixty-six thousand, two hundred nineteen".