199224659 has 2 divisors, whose sum is σ = 199224660. Its totient is φ = 199224658.

The previous prime is 199224653. The next prime is 199224661. The reversal of 199224659 is 956422991.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 199224659 - 2¹² = 199220563 is a prime.

It is a Sophie Germain prime.

Together with 199224661, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (199224653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99612329 + 99612330.

It is an arithmetic number, because the mean of its divisors is an integer number (99612330).

Almost surely, 2^199224659 is an apocalyptic number.

199224659 is a deficient number, since it is larger than the sum of its proper divisors (1).

199224659 is an equidigital number, since it uses as much as digits as its factorization.

199224659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 47.

The square root of 199224659 is about 14114.6965606775. The cubic root of 199224659 is about 584.0468653749.

The spelling of 199224659 in words is "one hundred ninety-nine million, two hundred twenty-four thousand, six hundred fifty-nine".