204794536 has 8 divisors (see below), whose sum is σ = 383989770. Its totient is φ = 102397264.

The previous prime is 204794501. The next prime is 204794539. The reversal of 204794536 is 635497402.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 204318436 + 476100 = 14294^2 + 690^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (204794539) 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 as a sum of consecutive naturals, namely, 12799651 + ... + 12799666.

Almost surely, 2^204794536 is an apocalyptic number.

It is an amenable number.

204794536 is a deficient number, since it is larger than the sum of its proper divisors (179195234).

204794536 is a wasteful number, since it uses less digits than its factorization.

204794536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25599323 (or 25599319 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 204794536 is about 14310.6441504217. The cubic root of 204794536 is about 589.4397976660.

The spelling of 204794536 in words is "two hundred four million, seven hundred ninety-four thousand, five hundred thirty-six".