204064461 has 8 divisors (see below), whose sum is σ = 302317760. Its totient is φ = 136042956.

The previous prime is 204064457. The next prime is 204064463. The reversal of 204064461 is 164460402.

204064461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 204064461 - 2² = 204064457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 7557943 = 204064461 / (2 + 0 + 4 + 0 + 6 + 4 + 4 + 6 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204064463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3778945 + ... + 3778998.

It is an arithmetic number, because the mean of its divisors is an integer number (37789720).

Almost surely, 2^204064461 is an apocalyptic number.

It is an amenable number.

204064461 is a deficient number, since it is larger than the sum of its proper divisors (98253299).

204064461 is an equidigital number, since it uses as much as digits as its factorization.

204064461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7557952 (or 7557946 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 204064461 is about 14285.1132652142. The cubic root of 204064461 is about 588.7385295343.

The spelling of 204064461 in words is "two hundred four million, sixty-four thousand, four hundred sixty-one".