204222442 has 8 divisors (see below), whose sum is σ = 309492036. Its totient is φ = 101058432.

The previous prime is 204222439. The next prime is 204222443. The reversal of 204222442 is 244222402.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 203661441 + 561001 = 14271^2 + 749^2 .

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

It is not an unprimeable number, because it can be changed into a prime (204222443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526153 + ... + 526540.

Almost surely, 2^204222442 is an apocalyptic number.

204222442 is a deficient number, since it is larger than the sum of its proper divisors (105269594).

204222442 is a wasteful number, since it uses less digits than its factorization.

204222442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052792.

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 204222442 is about 14290.6417630560. The cubic root of 204222442 is about 588.8904186477.

Adding to 204222442 its reverse (244222402), we get a palindrome (448444844).

The spelling of 204222442 in words is "two hundred four million, two hundred twenty-two thousand, four hundred forty-two".