204321332 has 6 divisors (see below), whose sum is σ = 357562338. Its totient is φ = 102160664.

The previous prime is 204321331. The next prime is 204321343. The reversal of 204321332 is 233123402.

It can be written as a sum of positive squares in only one way, i.e., 152423716 + 51897616 = 12346^2 + 7204^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204321331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25540163 + ... + 25540170.

It is an arithmetic number, because the mean of its divisors is an integer number (59593723).

Almost surely, 2^204321332 is an apocalyptic number.

It is an amenable number.

204321332 is a deficient number, since it is larger than the sum of its proper divisors (153241006).

204321332 is a wasteful number, since it uses less digits than its factorization.

204321332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51080337 (or 51080335 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 204321332 is about 14294.1013008863. The cubic root of 204321332 is about 588.9854555035.

Adding to 204321332 its reverse (233123402), we get a palindrome (437444734).

The spelling of 204321332 in words is "two hundred four million, three hundred twenty-one thousand, three hundred thirty-two".