206701056 has 120 divisors (see below), whose sum is σ = 616222464. Its totient is φ = 66631680.

The previous prime is 206701039. The next prime is 206701063. The reversal of 206701056 is 650107602.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 142125 + ... + 143571.

Almost surely, 2^206701056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206701056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308111232).

206701056 is an abundant number, since it is smaller than the sum of its proper divisors (409521408).

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

206701056 is a wasteful number, since it uses less digits than its factorization.

206701056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502 (or 1483 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 206701056 is about 14377.1017941726. The cubic root of 206701056 is about 591.2632666309.

Adding to 206701056 its reverse (650107602), we get a palindrome (856808658).

It can be divided in two parts, 20 and 6701056, that added together give a palindrome (6701076).

The spelling of 206701056 in words is "two hundred six million, seven hundred one thousand, fifty-six".