8630840219 has 2 divisors, whose sum is σ = 8630840220. Its totient is φ = 8630840218.

The previous prime is 8630840201. The next prime is 8630840263. The reversal of 8630840219 is 9120480368.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8630840219 - 2⁸ = 8630839963 is a prime.

It is a super-2 number, since 2×8630840219² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8630840299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4315420109 + 4315420110.

It is an arithmetic number, because the mean of its divisors is an integer number (4315420110).

Almost surely, 2^8630840219 is an apocalyptic number.

8630840219 is a deficient number, since it is larger than the sum of its proper divisors (1).

8630840219 is an equidigital number, since it uses as much as digits as its factorization.

8630840219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 8630840219 is about 92902.3154663004. The cubic root of 8630840219 is about 2051.2457404775.

The spelling of 8630840219 in words is "eight billion, six hundred thirty million, eight hundred forty thousand, two hundred nineteen".