204004377 has 6 divisors (see below), whose sum is σ = 294673002. Its totient is φ = 136002912.

The previous prime is 204004363. The next prime is 204004379. The reversal of 204004377 is 773400402.

It can be written as a sum of positive squares in only one way, i.e., 201100761 + 2903616 = 14181^2 + 1704^2 .

It is not a de Polignac number, because 204004377 - 2⁷ = 204004249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204004377.

It is not an unprimeable number, because it can be changed into a prime (204004379) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11333568 + ... + 11333585.

It is an arithmetic number, because the mean of its divisors is an integer number (49112167).

Almost surely, 2^204004377 is an apocalyptic number.

It is an amenable number.

204004377 is a deficient number, since it is larger than the sum of its proper divisors (90668625).

204004377 is a wasteful number, since it uses less digits than its factorization.

204004377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22667159 (or 22667156 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 204004377 is about 14283.0100819120. The cubic root of 204004377 is about 588.6807418497.

Adding to 204004377 its reverse (773400402), we get a palindrome (977404779).

The spelling of 204004377 in words is "two hundred four million, four thousand, three hundred seventy-seven".