204002242 has 4 divisors (see below), whose sum is σ = 306003366. Its totient is φ = 102001120.

The previous prime is 204002237. The next prime is 204002243. The reversal of 204002242 is 242200402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 144696841 + 59305401 = 12029^2 + 7701^2 .

It is not an unprimeable number, because it can be changed into a prime (204002243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51000559 + ... + 51000562.

Almost surely, 2^204002242 is an apocalyptic number.

204002242 is a deficient number, since it is larger than the sum of its proper divisors (102001124).

204002242 is a wasteful number, since it uses less digits than its factorization.

204002242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102001123.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 204002242 is about 14282.9353425688. The cubic root of 204002242 is about 588.6786882373.

Adding to 204002242 its reverse (242200402), we get a palindrome (446202644).

The spelling of 204002242 in words is "two hundred four million, two thousand, two hundred forty-two".