204242460 has 24 divisors (see below), whose sum is σ = 571879056. Its totient is φ = 54464640.

The previous prime is 204242459. The next prime is 204242497. The reversal of 204242460 is 64242402.

204242460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 204242460.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1701961 + ... + 1702080.

It is an arithmetic number, because the mean of its divisors is an integer number (23828294).

Almost surely, 2^204242460 is an apocalyptic number.

204242460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204242460 is an abundant number, since it is smaller than the sum of its proper divisors (367636596).

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

204242460 is a wasteful number, since it uses less digits than its factorization.

204242460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3404053 (or 3404051 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 204242460 is about 14291.3421343133. The cubic root of 204242460 is about 588.9096591437.

Adding to 204242460 its reverse (64242402), we get a palindrome (268484862).

The spelling of 204242460 in words is "two hundred four million, two hundred forty-two thousand, four hundred sixty".