200542042 has 8 divisors (see below), whose sum is σ = 301233600. Its totient is φ = 100130844.

The previous prime is 200542039. The next prime is 200542049. The reversal of 200542042 is 240245002.

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

It is a super-2 number, since 2×200542042² = 80434221219059528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200542049) 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, 68292 + ... + 71167.

It is an arithmetic number, because the mean of its divisors is an integer number (37654200).

Almost surely, 2^200542042 is an apocalyptic number.

200542042 is a deficient number, since it is larger than the sum of its proper divisors (100691558).

200542042 is a wasteful number, since it uses less digits than its factorization.

200542042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140180.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 200542042 is about 14161.2867353218. The cubic root of 200542042 is about 585.3313845540.

Adding to 200542042 its reverse (240245002), we get a palindrome (440787044).

The spelling of 200542042 in words is "two hundred million, five hundred forty-two thousand, forty-two".