204452064 has 72 divisors (see below), whose sum is σ = 615625920. Its totient is φ = 64140288.

The previous prime is 204452033. The next prime is 204452071. The reversal of 204452064 is 460254402.

204452064 is a `hidden beast` number, since 204 + 452 + 0 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 15984 + ... + 25775.

It is an arithmetic number, because the mean of its divisors is an integer number (8550360).

Almost surely, 2^204452064 is an apocalyptic number.

204452064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

204452064 is an abundant number, since it is smaller than the sum of its proper divisors (411173856).

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

204452064 is a wasteful number, since it uses less digits than its factorization.

204452064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41792 (or 41781 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 204452064 is about 14298.6735049095. The cubic root of 204452064 is about 589.1110466159. Note that the first 3 decimals are identical.

The spelling of 204452064 in words is "two hundred four million, four hundred fifty-two thousand, sixty-four".