205225066 has 8 divisors (see below), whose sum is σ = 308533824. Its totient is φ = 102380460.

The previous prime is 205225057. The next prime is 205225073. The reversal of 205225066 is 660522502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114930 + ... + 116701.

It is an arithmetic number, because the mean of its divisors is an integer number (38566728).

Almost surely, 2^205225066 is an apocalyptic number.

205225066 is a deficient number, since it is larger than the sum of its proper divisors (103308758).

205225066 is a wasteful number, since it uses less digits than its factorization.

205225066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232076.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 205225066 is about 14325.6785528644. The cubic root of 205225066 is about 589.8525591550.

Adding to 205225066 its reverse (660522502), we get a palindrome (865747568).

The spelling of 205225066 in words is "two hundred five million, two hundred twenty-five thousand, sixty-six".