204341100 has 36 divisors (see below), whose sum is σ = 591227784. Its totient is φ = 54490880.

The previous prime is 204341083. The next prime is 204341113. The reversal of 204341100 is 1143402.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 204341100.

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, 340269 + ... + 340868.

It is an arithmetic number, because the mean of its divisors is an integer number (16422994).

Almost surely, 2^204341100 is an apocalyptic number.

204341100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204341100 is an abundant number, since it is smaller than the sum of its proper divisors (386886684).

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

204341100 is a wasteful number, since it uses less digits than its factorization.

204341100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681154 (or 681147 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 204341100 is about 14294.7927582039. The cubic root of 204341100 is about 589.0044495865.

Adding to 204341100 its reverse (1143402), we get a palindrome (205484502).

The spelling of 204341100 in words is "two hundred four million, three hundred forty-one thousand, one hundred".