204540334 has 32 divisors (see below), whose sum is σ = 330946560. Its totient is φ = 94577472.

The previous prime is 204540331. The next prime is 204540341. The reversal of 204540334 is 433045402.

It is a junction number, because it is equal to n+sod(n) for n = 204540299 and 204540308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204540331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191887 + ... + 192949.

It is an arithmetic number, because the mean of its divisors is an integer number (10342080).

Almost surely, 2^204540334 is an apocalyptic number.

204540334 is a deficient number, since it is larger than the sum of its proper divisors (126406226).

204540334 is a wasteful number, since it uses less digits than its factorization.

204540334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 204540334 is about 14301.7598217842. The cubic root of 204540334 is about 589.1958152234.

Adding to 204540334 its reverse (433045402), we get a palindrome (637585736).

The spelling of 204540334 in words is "two hundred four million, five hundred forty thousand, three hundred thirty-four".