204546412 has 48 divisors (see below), whose sum is σ = 416747520. Its totient is φ = 86040000.

The previous prime is 204546389. The next prime is 204546421. The reversal of 204546412 is 214645402.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 426789 + ... + 427267.

It is an arithmetic number, because the mean of its divisors is an integer number (8682240).

Almost surely, 2^204546412 is an apocalyptic number.

It is an amenable number.

204546412 is an abundant number, since it is smaller than the sum of its proper divisors (212201108).

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

204546412 is a wasteful number, since it uses less digits than its factorization.

204546412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742 (or 740 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 204546412 is about 14301.9723115380. The cubic root of 204546412 is about 589.2016512308.

The spelling of 204546412 in words is "two hundred four million, five hundred forty-six thousand, four hundred twelve".