204942104 has 16 divisors (see below), whose sum is σ = 384873720. Its totient is φ = 102309120.

The previous prime is 204942083. The next prime is 204942109. The reversal of 204942104 is 401249402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204942109) 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 in 3 ways as a sum of consecutive naturals, for example, 14777 + ... + 25064.

Almost surely, 2^204942104 is an apocalyptic number.

It is an amenable number.

204942104 is a deficient number, since it is larger than the sum of its proper divisors (179931616).

204942104 is a wasteful number, since it uses less digits than its factorization.

204942104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40490 (or 40486 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 204942104 is about 14315.7991044859. The cubic root of 204942104 is about 589.5813404531.

The spelling of 204942104 in words is "two hundred four million, nine hundred forty-two thousand, one hundred four".