208004042 has 8 divisors (see below), whose sum is σ = 325571616. Its totient is φ = 99480172.

The previous prime is 208004033. The next prime is 208004057. The reversal of 208004042 is 240400802.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2260868 + ... + 2260959.

It is an arithmetic number, because the mean of its divisors is an integer number (40696452).

Almost surely, 2^208004042 is an apocalyptic number.

208004042 is a deficient number, since it is larger than the sum of its proper divisors (117567574).

208004042 is a wasteful number, since it uses less digits than its factorization.

208004042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4521852.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 208004042 is about 14422.3452323123. The cubic root of 208004042 is about 592.5030516083.

Adding to 208004042 its reverse (240400802), we get a palindrome (448404844).

It can be divided in two parts, 20800 and 4042, that added together give a palindrome (24842).

The spelling of 208004042 in words is "two hundred eight million, four thousand, forty-two".