204233563 has 8 divisors (see below), whose sum is σ = 216671760. Its totient is φ = 191842560.

The previous prime is 204233509. The next prime is 204233569. The reversal of 204233563 is 365332402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204233563 is a prime.

It is a super-2 number, since 2×204233563² = 83422696511349938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204233569) 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, 2673 + ... + 20386.

It is an arithmetic number, because the mean of its divisors is an integer number (27083970).

Almost surely, 2^204233563 is an apocalyptic number.

204233563 is a deficient number, since it is larger than the sum of its proper divisors (12438197).

204233563 is a wasteful number, since it uses less digits than its factorization.

204233563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23597.

The product of its (nonzero) digits is 12960, while the sum is 28.

The square root of 204233563 is about 14291.0308585490. The cubic root of 204233563 is about 588.9011078606.

Adding to 204233563 its reverse (365332402), we get a palindrome (569565965).

The spelling of 204233563 in words is "two hundred four million, two hundred thirty-three thousand, five hundred sixty-three".