204223050 has 72 divisors (see below), whose sum is σ = 562112460. Its totient is φ = 53126400.

The previous prime is 204223027. The next prime is 204223073. The reversal of 204223050 is 50322402.

It is an interprime number because it is at equal distance from previous prime (204223027) and next prime (204223073).

It can be written as a sum of positive squares in 6 ways, for example, as 3122289 + 201100761 = 1767^2 + 14181^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

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 35 ways as a sum of consecutive naturals, for example, 12916 + ... + 23984.

Almost surely, 2^204223050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204223050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281056230).

204223050 is an abundant number, since it is smaller than the sum of its proper divisors (357889410).

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

204223050 is a wasteful number, since it uses less digits than its factorization.

204223050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11128 (or 11120 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 204223050 is about 14290.6630357027. The cubic root of 204223050 is about 588.8910030514.

Adding to 204223050 its reverse (50322402), we get a palindrome (254545452).

The spelling of 204223050 in words is "two hundred four million, two hundred twenty-three thousand, fifty".