204343652 has 6 divisors (see below), whose sum is σ = 357601398. Its totient is φ = 102171824.

The previous prime is 204343591. The next prime is 204343669. The reversal of 204343652 is 256343402.

It can be written as a sum of positive squares in only one way, i.e., 160174336 + 44169316 = 12656^2 + 6646^2 .

It is a super-2 number, since 2×204343652² = 83512656225394208, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 25542953 + ... + 25542960.

It is an arithmetic number, because the mean of its divisors is an integer number (59600233).

Almost surely, 2^204343652 is an apocalyptic number.

It is an amenable number.

204343652 is a deficient number, since it is larger than the sum of its proper divisors (153257746).

204343652 is a wasteful number, since it uses less digits than its factorization.

204343652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51085917 (or 51085915 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 204343652 is about 14294.8820211991. The cubic root of 204343652 is about 589.0069015865.

The spelling of 204343652 in words is "two hundred four million, three hundred forty-three thousand, six hundred fifty-two".