200204042 has 4 divisors (see below), whose sum is σ = 300306066. Its totient is φ = 100102020.

The previous prime is 200204041. The next prime is 200204047. The reversal of 200204042 is 240402002.

It is a happy number.

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., 179854921 + 20349121 = 13411^2 + 4511^2 .

It is not an unprimeable number, because it can be changed into a prime (200204041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50051009 + ... + 50051012.

Almost surely, 2^200204042 is an apocalyptic number.

200204042 is a deficient number, since it is larger than the sum of its proper divisors (100102024).

200204042 is a wasteful number, since it uses less digits than its factorization.

200204042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100102023.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 200204042 is about 14149.3477588191. The cubic root of 200204042 is about 585.0023541922.

Adding to 200204042 its reverse (240402002), we get a palindrome (440606044).

The spelling of 200204042 in words is "two hundred million, two hundred four thousand, forty-two".