204946867 has 2 divisors, whose sum is σ = 204946868. Its totient is φ = 204946866.

The previous prime is 204946829. The next prime is 204946871. The reversal of 204946867 is 768649402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204946867 - 2⁷ = 204946739 is a prime.

It is not a weakly prime, because it can be changed into another prime (204946817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102473433 + 102473434.

It is an arithmetic number, because the mean of its divisors is an integer number (102473434).

Almost surely, 2^204946867 is an apocalyptic number.

204946867 is a deficient number, since it is larger than the sum of its proper divisors (1).

204946867 is an equidigital number, since it uses as much as digits as its factorization.

204946867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 46.

The square root of 204946867 is about 14315.9654581869. The cubic root of 204946867 is about 589.5859078474.

The spelling of 204946867 in words is "two hundred four million, nine hundred forty-six thousand, eight hundred sixty-seven".