205035026 has 32 divisors (see below), whose sum is σ = 356227200. Its totient is φ = 86697216.

The previous prime is 205034989. The next prime is 205035037. The reversal of 205035026 is 620530502.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 205034992 and 205035010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473306 + ... + 473738.

It is an arithmetic number, because the mean of its divisors is an integer number (11132100).

Almost surely, 2^205035026 is an apocalyptic number.

205035026 is a deficient number, since it is larger than the sum of its proper divisors (151192174).

205035026 is a wasteful number, since it uses less digits than its factorization.

205035026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 205035026 is about 14319.0441720109. The cubic root of 205035026 is about 589.6704335813.

Adding to 205035026 its reverse (620530502), we get a palindrome (825565528).

The spelling of 205035026 in words is "two hundred five million, thirty-five thousand, twenty-six".