204744601 has 2 divisors, whose sum is σ = 204744602. Its totient is φ = 204744600.

The previous prime is 204744599. The next prime is 204744623. The reversal of 204744601 is 106447402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182277001 + 22467600 = 13501^2 + 4740^2 .

It is a cyclic number.

It is not a de Polignac number, because 204744601 - 2¹ = 204744599 is a prime.

Together with 204744599, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 204744601.

It is not a weakly prime, because it can be changed into another prime (204741601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102372300 + 102372301.

It is an arithmetic number, because the mean of its divisors is an integer number (102372301).

Almost surely, 2^204744601 is an apocalyptic number.

It is an amenable number.

204744601 is a deficient number, since it is larger than the sum of its proper divisors (1).

204744601 is an equidigital number, since it uses as much as digits as its factorization.

204744601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 204744601 is about 14308.8993636827. The cubic root of 204744601 is about 589.3918861194.

The spelling of 204744601 in words is "two hundred four million, seven hundred forty-four thousand, six hundred one".