206002542 has 8 divisors (see below), whose sum is σ = 412005096. Its totient is φ = 68667512.

The previous prime is 206002519. The next prime is 206002543. The reversal of 206002542 is 245200602.

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

206002542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206002543) 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, 17166873 + ... + 17166884.

It is an arithmetic number, because the mean of its divisors is an integer number (51500637).

Almost surely, 2^206002542 is an apocalyptic number.

206002542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

206002542 is a wasteful number, since it uses less digits than its factorization.

206002542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34333762.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 206002542 is about 14352.7886489003. The cubic root of 206002542 is about 590.5964876245.

The spelling of 206002542 in words is "two hundred six million, two thousand, five hundred forty-two".