205223452 has 12 divisors (see below), whose sum is σ = 410446960. Its totient is φ = 87952896.

The previous prime is 205223449. The next prime is 205223467. The reversal of 205223452 is 254322502.

It is a happy number.

205223452 is an admirable number.

It is a congruent number.

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, 3664677 + ... + 3664732.

Almost surely, 2^205223452 is an apocalyptic number.

It is an amenable number.

205223452 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

205223452 is a wasteful number, since it uses less digits than its factorization.

205223452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7329420 (or 7329418 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 205223452 is about 14325.6222203435. The cubic root of 205223452 is about 589.8510128453.

Adding to 205223452 its reverse (254322502), we get a palindrome (459545954).

The spelling of 205223452 in words is "two hundred five million, two hundred twenty-three thousand, four hundred fifty-two".