204125216 has 12 divisors (see below), whose sum is σ = 401871582. Its totient is φ = 102062592.

The previous prime is 204125203. The next prime is 204125219. The reversal of 204125216 is 612521402.

It is a happy number.

204125216 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 201753616 + 2371600 = 14204^2 + 1540^2 .

It is a junction number, because it is equal to n+sod(n) for n = 204125191 and 204125200.

It is not an unprimeable number, because it can be changed into a prime (204125219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3189425 + ... + 3189488.

Almost surely, 2^204125216 is an apocalyptic number.

It is an amenable number.

204125216 is a deficient number, since it is larger than the sum of its proper divisors (197746366).

204125216 is an equidigital number, since it uses as much as digits as its factorization.

204125216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6378923 (or 6378915 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 204125216 is about 14287.2396214244. The cubic root of 204125216 is about 588.7969510416.

Adding to 204125216 its reverse (612521402), we get a palindrome (816646618).

The spelling of 204125216 in words is "two hundred four million, one hundred twenty-five thousand, two hundred sixteen".