204445150 has 120 divisors (see below), whose sum is σ = 481391064. Its totient is φ = 64209600.

The previous prime is 204445133. The next prime is 204445169. The reversal of 204445150 is 51544402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 59 ways as a sum of consecutive naturals, for example, 1560585 + ... + 1560715.

Almost surely, 2^204445150 is an apocalyptic number.

204445150 is an abundant number, since it is smaller than the sum of its proper divisors (276945914).

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

204445150 is a wasteful number, since it uses less digits than its factorization.

204445150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 204445150 is about 14298.4317321866. The cubic root of 204445150 is about 589.1044058422.

Adding to 204445150 its reverse (51544402), we get a palindrome (255989552).

The spelling of 204445150 in words is "two hundred four million, four hundred forty-five thousand, one hundred fifty".