2443420219 has 2 divisors, whose sum is σ = 2443420220. Its totient is φ = 2443420218.

The previous prime is 2443420163. The next prime is 2443420223. The reversal of 2443420219 is 9120243442.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2443420219 is a prime.

It is a super-2 number, since 2×2443420219² = 11940604733236015922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2443420229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1221710109 + 1221710110.

It is an arithmetic number, because the mean of its divisors is an integer number (1221710110).

Almost surely, 2^2443420219 is an apocalyptic number.

2443420219 is a deficient number, since it is larger than the sum of its proper divisors (1).

2443420219 is an equidigital number, since it uses as much as digits as its factorization.

2443420219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 2443420219 is about 49430.9641722676. The cubic root of 2443420219 is about 1346.8918378244.

The spelling of 2443420219 in words is "two billion, four hundred forty-three million, four hundred twenty thousand, two hundred nineteen".