204536086 has 4 divisors (see below), whose sum is σ = 306804132. Its totient is φ = 102268042.

The previous prime is 204536081. The next prime is 204536099. The reversal of 204536086 is 680635402.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204536081) 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, 51134020 + ... + 51134023.

It is an arithmetic number, because the mean of its divisors is an integer number (76701033).

Almost surely, 2^204536086 is an apocalyptic number.

204536086 is a deficient number, since it is larger than the sum of its proper divisors (102268046).

204536086 is a wasteful number, since it uses less digits than its factorization.

204536086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102268045.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 204536086 is about 14301.6113078212. The cubic root of 204536086 is about 589.1917362868.

The spelling of 204536086 in words is "two hundred four million, five hundred thirty-six thousand, eighty-six".