205234573 has 2 divisors, whose sum is σ = 205234574. Its totient is φ = 205234572.

The previous prime is 205234567. The next prime is 205234577. The reversal of 205234573 is 375432502.

205234573 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., 173896969 + 31337604 = 13187^2 + 5598^2 .

It is a cyclic number.

It is not a de Polignac number, because 205234573 - 2²⁵ = 171680141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (205234577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102617286 + 102617287.

It is an arithmetic number, because the mean of its divisors is an integer number (102617287).

Almost surely, 2^205234573 is an apocalyptic number.

It is an amenable number.

205234573 is a deficient number, since it is larger than the sum of its proper divisors (1).

205234573 is an equidigital number, since it uses as much as digits as its factorization.

205234573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 31.

The square root of 205234573 is about 14326.0103657648. The cubic root of 205234573 is about 589.8616672719.

The spelling of 205234573 in words is "two hundred five million, two hundred thirty-four thousand, five hundred seventy-three".