204422153 has 16 divisors (see below), whose sum is σ = 228480000. Its totient is φ = 181621440.

The previous prime is 204422149. The next prime is 204422167. The reversal of 204422153 is 351224402.

It is a happy number.

It is not a de Polignac number, because 204422153 - 2² = 204422149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (204422123) 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 15 ways as a sum of consecutive naturals, for example, 78923 + ... + 81471.

It is an arithmetic number, because the mean of its divisors is an integer number (14280000).

Almost surely, 2^204422153 is an apocalyptic number.

It is an amenable number.

204422153 is a deficient number, since it is larger than the sum of its proper divisors (24057847).

204422153 is a wasteful number, since it uses less digits than its factorization.

204422153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2792.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 204422153 is about 14297.6275304681. The cubic root of 204422153 is about 589.0823165564.

Adding to 204422153 its reverse (351224402), we get a palindrome (555646555).

The spelling of 204422153 in words is "two hundred four million, four hundred twenty-two thousand, one hundred fifty-three".