204424373 has 2 divisors, whose sum is σ = 204424374. Its totient is φ = 204424372.

The previous prime is 204424361. The next prime is 204424379. The reversal of 204424373 is 373424402.

204424373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204404209 + 20164 = 14297^2 + 142^2 .

It is a cyclic number.

It is not a de Polignac number, because 204424373 - 2⁴ = 204424357 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204424379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102212186 + 102212187.

It is an arithmetic number, because the mean of its divisors is an integer number (102212187).

Almost surely, 2^204424373 is an apocalyptic number.

It is an amenable number.

204424373 is a deficient number, since it is larger than the sum of its proper divisors (1).

204424373 is an equidigital number, since it uses as much as digits as its factorization.

204424373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 29.

The square root of 204424373 is about 14297.7051655152. The cubic root of 204424373 is about 589.0844490031.

Adding to 204424373 its sum of digits (29), we get a palindrome (204424402).

Adding to 204424373 its reverse (373424402), we get a palindrome (577848775).

The spelling of 204424373 in words is "two hundred four million, four hundred twenty-four thousand, three hundred seventy-three".