204242124 has 12 divisors (see below), whose sum is σ = 476564984. Its totient is φ = 68080704.

The previous prime is 204242117. The next prime is 204242141. The reversal of 204242124 is 421242402.

204242124 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 204242124.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8510077 + ... + 8510100.

Almost surely, 2^204242124 is an apocalyptic number.

It is an amenable number.

204242124 is an abundant number, since it is smaller than the sum of its proper divisors (272322860).

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

204242124 is a wasteful number, since it uses less digits than its factorization.

204242124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17020184 (or 17020182 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 204242124 is about 14291.3303789395. The cubic root of 204242124 is about 588.9093362044.

Adding to 204242124 its reverse (421242402), we get a palindrome (625484526).

The spelling of 204242124 in words is "two hundred four million, two hundred forty-two thousand, one hundred twenty-four".