204102422 has 8 divisors (see below), whose sum is σ = 310465872. Its totient is φ = 100613800.

The previous prime is 204102421. The next prime is 204102443. The reversal of 204102422 is 224201402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 204102422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204102421) 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, 718529 + ... + 718812.

It is an arithmetic number, because the mean of its divisors is an integer number (38808234).

Almost surely, 2^204102422 is an apocalyptic number.

204102422 is a deficient number, since it is larger than the sum of its proper divisors (106363450).

204102422 is a wasteful number, since it uses less digits than its factorization.

204102422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437414.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 204102422 is about 14286.4418943276. The cubic root of 204102422 is about 588.7750338780.

Adding to 204102422 its reverse (224201402), we get a palindrome (428303824).

The spelling of 204102422 in words is "two hundred four million, one hundred two thousand, four hundred twenty-two".