204402242 has 16 divisors (see below), whose sum is σ = 349019712. Its totient is φ = 88870320.

The previous prime is 204402157. The next prime is 204402257. The reversal of 204402242 is 242204402.

204402242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201473 + ... + 202484.

It is an arithmetic number, because the mean of its divisors is an integer number (21813732).

Almost surely, 2^204402242 is an apocalyptic number.

204402242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

204402242 is a deficient number, since it is larger than the sum of its proper divisors (144617470).

204402242 is a wasteful number, since it uses less digits than its factorization.

204402242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403993.

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 204402242 is about 14296.9312091791. The cubic root of 204402242 is about 589.0631901251.

Adding to 204402242 its reverse (242204402), we get a palindrome (446606644).

The spelling of 204402242 in words is "two hundred four million, four hundred two thousand, two hundred forty-two".