206206568 has 16 divisors (see below), whose sum is σ = 388800000. Its totient is φ = 102526576.

The previous prime is 206206547. The next prime is 206206607. The reversal of 206206568 is 865602602.

It is a super-2 number, since 2×206206568² = 85042297372677248, which contains 22 as substring.

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, 70568 + ... + 73431.

It is an arithmetic number, because the mean of its divisors is an integer number (24300000).

Almost surely, 2^206206568 is an apocalyptic number.

It is an amenable number.

206206568 is a deficient number, since it is larger than the sum of its proper divisors (182593432).

206206568 is a wasteful number, since it uses less digits than its factorization.

206206568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144184 (or 144180 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 206206568 is about 14359.8944285813. The cubic root of 206206568 is about 590.7913999127.

The spelling of 206206568 in words is "two hundred six million, two hundred six thousand, five hundred sixty-eight".