204653255 has 4 divisors (see below), whose sum is σ = 245583912. Its totient is φ = 163722600.

The previous prime is 204653249. The next prime is 204653257. The reversal of 204653255 is 552356402.

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

It is not a de Polignac number, because 204653255 - 2⁸ = 204652999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204653257) 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 in 3 ways as a sum of consecutive naturals, for example, 20465321 + ... + 20465330.

It is an arithmetic number, because the mean of its divisors is an integer number (61395978).

Almost surely, 2^204653255 is an apocalyptic number.

204653255 is a deficient number, since it is larger than the sum of its proper divisors (40930657).

204653255 is an equidigital number, since it uses as much as digits as its factorization.

204653255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40930656.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 204653255 is about 14305.7070779462. The cubic root of 204653255 is about 589.3042214556.

The spelling of 204653255 in words is "two hundred four million, six hundred fifty-three thousand, two hundred fifty-five".