204774273 has 12 divisors (see below), whose sum is σ = 322674768. Its totient is φ = 124105560.

The previous prime is 204774257. The next prime is 204774277. The reversal of 204774273 is 372477402.

It is not a de Polignac number, because 204774273 - 2⁴ = 204774257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204774277) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1034115 + ... + 1034312.

It is an arithmetic number, because the mean of its divisors is an integer number (26889564).

Almost surely, 2^204774273 is an apocalyptic number.

It is an amenable number.

204774273 is a deficient number, since it is larger than the sum of its proper divisors (117900495).

204774273 is a wasteful number, since it uses less digits than its factorization.

204774273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2068444 (or 2068441 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 36.

The square root of 204774273 is about 14309.9361633796. The cubic root of 204774273 is about 589.4203566972.

It can be divided in two parts, 204 and 774273, that added together give a palindrome (774477).

The spelling of 204774273 in words is "two hundred four million, seven hundred seventy-four thousand, two hundred seventy-three".