199996627 has 2 divisors, whose sum is σ = 199996628. Its totient is φ = 199996626.

The previous prime is 199996597. The next prime is 199996639. The reversal of 199996627 is 726699991.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 199996627 - 2²³ = 191608019 is a prime.

It is a super-2 number, since 2×199996627² = 79997301622754258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (199996697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99998313 + 99998314.

It is an arithmetic number, because the mean of its divisors is an integer number (99998314).

Almost surely, 2^199996627 is an apocalyptic number.

199996627 is a deficient number, since it is larger than the sum of its proper divisors (1).

199996627 is an equidigital number, since it uses as much as digits as its factorization.

199996627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3306744, while the sum is 58.

The square root of 199996627 is about 14142.0163696695. The cubic root of 199996627 is about 584.8002600535.

The spelling of 199996627 in words is "one hundred ninety-nine million, nine hundred ninety-six thousand, six hundred twenty-seven".