204122242 has 8 divisors (see below), whose sum is σ = 316741500. Its totient is φ = 98541744.

The previous prime is 204122221. The next prime is 204122291. The reversal of 204122242 is 242221402.

It can be written as a sum of positive squares in 2 ways, for example, as 176863401 + 27258841 = 13299^2 + 5221^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1759617 + ... + 1759732.

Almost surely, 2^204122242 is an apocalyptic number.

204122242 is a deficient number, since it is larger than the sum of its proper divisors (112619258).

204122242 is a wasteful number, since it uses less digits than its factorization.

204122242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3519380.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 204122242 is about 14287.1355421582. The cubic root of 204122242 is about 588.7940915376.

Adding to 204122242 its reverse (242221402), we get a palindrome (446343644).

The spelling of 204122242 in words is "two hundred four million, one hundred twenty-two thousand, two hundred forty-two".