202668242 has 8 divisors (see below), whose sum is σ = 347431296. Its totient is φ = 86857812.

The previous prime is 202668241. The next prime is 202668247. The reversal of 202668242 is 242866202.

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

It is a junction number, because it is equal to n+sod(n) for n = 202668199 and 202668208.

It is not an unprimeable number, because it can be changed into a prime (202668241) 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, 7238138 + ... + 7238165.

It is an arithmetic number, because the mean of its divisors is an integer number (43428912).

Almost surely, 2^202668242 is an apocalyptic number.

202668242 is a deficient number, since it is larger than the sum of its proper divisors (144763054).

202668242 is a wasteful number, since it uses less digits than its factorization.

202668242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14476312.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 202668242 is about 14236.1596647410. The cubic root of 202668242 is about 587.3927295925.

The spelling of 202668242 in words is "two hundred two million, six hundred sixty-eight thousand, two hundred forty-two".