206315056 has 20 divisors (see below), whose sum is σ = 402886912. Its totient is φ = 102344256.

The previous prime is 206315029. The next prime is 206315063. The reversal of 206315056 is 650513602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48735 + ... + 52798.

Almost surely, 2^206315056 is an apocalyptic number.

It is an amenable number.

206315056 is a deficient number, since it is larger than the sum of its proper divisors (196571856).

206315056 is a wasteful number, since it uses less digits than its factorization.

206315056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101668 (or 101662 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 206315056 is about 14363.6713969653. The cubic root of 206315056 is about 590.8949894688.

Adding to 206315056 its reverse (650513602), we get a palindrome (856828658).

The spelling of 206315056 in words is "two hundred six million, three hundred fifteen thousand, fifty-six".