204205150 has 24 divisors (see below), whose sum is σ = 380980080. Its totient is φ = 81432960.

The previous prime is 204205129. The next prime is 204205171. The reversal of 204205150 is 51502402.

It is an interprime number because it is at equal distance from previous prime (204205129) and next prime (204205171).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10791 + ... + 22909.

It is an arithmetic number, because the mean of its divisors is an integer number (15874170).

Almost surely, 2^204205150 is an apocalyptic number.

204205150 is a deficient number, since it is larger than the sum of its proper divisors (176774930).

204205150 is a wasteful number, since it uses less digits than its factorization.

204205150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12468 (or 12463 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 204205150 is about 14290.0367389311. The cubic root of 204205150 is about 588.8737972610.

Adding to 204205150 its reverse (51502402), we get a palindrome (255707552).

The spelling of 204205150 in words is "two hundred four million, two hundred five thousand, one hundred fifty".