205352266 has 16 divisors (see below), whose sum is σ = 370560960. Its totient is φ = 83376000.

The previous prime is 205352261. The next prime is 205352293. The reversal of 205352266 is 662253502.

It is not an unprimeable number, because it can be changed into a prime (205352261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385735 + ... + 386266.

It is an arithmetic number, because the mean of its divisors is an integer number (23160060).

Almost surely, 2^205352266 is an apocalyptic number.

205352266 is a deficient number, since it is larger than the sum of its proper divisors (165208694).

205352266 is a wasteful number, since it uses less digits than its factorization.

205352266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772029.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 205352266 is about 14330.1174454364. The cubic root of 205352266 is about 589.9743989658.

It can be divided in two parts, 20535 and 2266, that added together give a square (22801 = 151²).

The spelling of 205352266 in words is "two hundred five million, three hundred fifty-two thousand, two hundred sixty-six".