204066061 has 8 divisors (see below), whose sum is σ = 220046400. Its totient is φ = 188609760.

The previous prime is 204066047. The next prime is 204066091. The reversal of 204066061 is 160660402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204066061 - 2¹¹ = 204064013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204066091) 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 7 ways as a sum of consecutive naturals, for example, 130201 + ... + 131758.

It is an arithmetic number, because the mean of its divisors is an integer number (27505800).

Almost surely, 2^204066061 is an apocalyptic number.

It is an amenable number.

204066061 is a deficient number, since it is larger than the sum of its proper divisors (15980339).

204066061 is a wasteful number, since it uses less digits than its factorization.

204066061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262019.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 204066061 is about 14285.1692674606. The cubic root of 204066061 is about 588.7400682298.

The spelling of 204066061 in words is "two hundred four million, sixty-six thousand, sixty-one".