203204242 has 8 divisors (see below), whose sum is σ = 304890300. Its totient is φ = 101574144.

The previous prime is 203204227. The next prime is 203204249. The reversal of 203204242 is 242402302.

It can be written as a sum of positive squares in 2 ways, for example, as 202806081 + 398161 = 14241^2 + 631^2 .

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

It is not an unprimeable number, because it can be changed into a prime (203204249) 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, 3267 + ... + 20422.

Almost surely, 2^203204242 is an apocalyptic number.

203204242 is a deficient number, since it is larger than the sum of its proper divisors (101686058).

203204242 is a wasteful number, since it uses less digits than its factorization.

203204242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27980.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 203204242 is about 14254.9725359258. The cubic root of 203204242 is about 587.9101027976.

Adding to 203204242 its reverse (242402302), we get a palindrome (445606544).

The spelling of 203204242 in words is "two hundred three million, two hundred four thousand, two hundred forty-two".