206206042 has 8 divisors (see below), whose sum is σ = 353496096. Its totient is φ = 88374012.

The previous prime is 206206001. The next prime is 206206057. The reversal of 206206042 is 240602602.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7364488 + ... + 7364515.

It is an arithmetic number, because the mean of its divisors is an integer number (44187012).

Almost surely, 2^206206042 is an apocalyptic number.

206206042 is a deficient number, since it is larger than the sum of its proper divisors (147290054).

206206042 is a wasteful number, since it uses less digits than its factorization.

206206042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14729012.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 206206042 is about 14359.8761136717. The cubic root of 206206042 is about 590.7908975742.

Adding to 206206042 its reverse (240602602), we get a palindrome (446808644).

It can be divided in two parts, 20620 and 6042, that added together give a palindrome (26662).

The spelling of 206206042 in words is "two hundred six million, two hundred six thousand, forty-two".