190342219 has 2 divisors, whose sum is σ = 190342220. Its totient is φ = 190342218.

The previous prime is 190342211. The next prime is 190342223. The reversal of 190342219 is 912243091.

It is a strong prime.

It is an emirp because it is prime and its reverse (912243091) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 190342219 - 2³ = 190342211 is a prime.

It is a super-2 number, since 2×190342219² = 72460320667687922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (190342211) 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, 95171109 + 95171110.

It is an arithmetic number, because the mean of its divisors is an integer number (95171110).

Almost surely, 2^190342219 is an apocalyptic number.

190342219 is a deficient number, since it is larger than the sum of its proper divisors (1).

190342219 is an equidigital number, since it uses as much as digits as its factorization.

190342219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 190342219 is about 13796.4567552687. The cubic root of 190342219 is about 575.2346555796.

The spelling of 190342219 in words is "one hundred ninety million, three hundred forty-two thousand, two hundred nineteen".