204340152 has 16 divisors (see below), whose sum is σ = 510850440. Its totient is φ = 68113376.

The previous prime is 204340139. The next prime is 204340247. The reversal of 204340152 is 251043402.

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 3 ways as a sum of consecutive naturals, for example, 4257063 + ... + 4257110.

Almost surely, 2^204340152 is an apocalyptic number.

It is an amenable number.

204340152 is an abundant number, since it is smaller than the sum of its proper divisors (306510288).

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

204340152 is a wasteful number, since it uses less digits than its factorization.

204340152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8514182 (or 8514178 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 204340152 is about 14294.7595992378. The cubic root of 204340152 is about 589.0035387287.

Adding to 204340152 its reverse (251043402), we get a palindrome (455383554).

It can be divided in two parts, 2043 and 40152, that added together give a triangular number (42195 = T₂₉₀).

The spelling of 204340152 in words is "two hundred four million, three hundred forty thousand, one hundred fifty-two".