202004242 has 16 divisors (see below), whose sum is σ = 333828864. Its totient is φ = 90910000.

The previous prime is 202004233. The next prime is 202004273. The reversal of 202004242 is 242400202.

202004242 is a modest number, since divided by 4242 gives 202 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43234 + ... + 47677.

It is an arithmetic number, because the mean of its divisors is an integer number (20864304).

Almost surely, 2^202004242 is an apocalyptic number.

202004242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202004242 is a deficient number, since it is larger than the sum of its proper divisors (131824622).

202004242 is a wasteful number, since it uses less digits than its factorization.

202004242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91025.

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

The square root of 202004242 is about 14212.8196358077. The cubic root of 202004242 is about 586.7505380405.

Adding to 202004242 its reverse (242400202), we get a palindrome (444404444).

It can be divided in two parts, 20200 and 4242, that added together give a palindrome (24442).

The spelling of 202004242 in words is "two hundred two million, four thousand, two hundred forty-two".