204422265 has 32 divisors (see below), whose sum is σ = 368413440. Its totient is φ = 107526528.

The previous prime is 204422233. The next prime is 204422279. The reversal of 204422265 is 562224402.

It is a happy number.

It is not a de Polignac number, because 204422265 - 2⁵ = 204422233 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 517 + ... + 20226.

It is an arithmetic number, because the mean of its divisors is an integer number (11512920).

Almost surely, 2^204422265 is an apocalyptic number.

It is an amenable number.

204422265 is a deficient number, since it is larger than the sum of its proper divisors (163991175).

204422265 is a wasteful number, since it uses less digits than its factorization.

204422265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20830 (or 20824 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 204422265 is about 14297.6314472013. The cubic root of 204422265 is about 589.0824241397.

Adding to 204422265 its reverse (562224402), we get a palindrome (766646667).

The spelling of 204422265 in words is "two hundred four million, four hundred twenty-two thousand, two hundred sixty-five".