205225022 has 16 divisors (see below), whose sum is σ = 318701952. Its totient is φ = 99010560.

The previous prime is 205224989. The next prime is 205225039. The reversal of 205225022 is 220522502.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 205224985 and 205225003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17198 + ... + 26574.

It is an arithmetic number, because the mean of its divisors is an integer number (19918872).

Almost surely, 2^205225022 is an apocalyptic number.

205225022 is a deficient number, since it is larger than the sum of its proper divisors (113476930).

205225022 is a wasteful number, since it uses less digits than its factorization.

205225022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9763.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 205225022 is about 14325.6770171605. The cubic root of 205225022 is about 589.8525170004.

Adding to 205225022 its reverse (220522502), we get a palindrome (425747524).

The spelling of 205225022 in words is "two hundred five million, two hundred twenty-five thousand, twenty-two".