204897233 has 4 divisors (see below), whose sum is σ = 204948288. Its totient is φ = 204846180.

The previous prime is 204897229. The next prime is 204897239. The reversal of 204897233 is 332798402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 204897233 - 2² = 204897229 is a prime.

It is a super-3 number, since 3×204897233³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204897239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18941 + ... + 27722.

It is an arithmetic number, because the mean of its divisors is an integer number (51237072).

Almost surely, 2^204897233 is an apocalyptic number.

It is an amenable number.

204897233 is a deficient number, since it is larger than the sum of its proper divisors (51055).

204897233 is an equidigital number, since it uses as much as digits as its factorization.

204897233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51054.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 204897233 is about 14314.2318340874. The cubic root of 204897233 is about 589.5383087305.

The spelling of 204897233 in words is "two hundred four million, eight hundred ninety-seven thousand, two hundred thirty-three".