206223552 has 84 divisors (see below), whose sum is σ = 597358216. Its totient is φ = 68014080.

The previous prime is 206223551. The next prime is 206223557. The reversal of 206223552 is 255322602.

206223552 is a `hidden beast` number, since 2 + 0 + 622 + 35 + 5 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (206223551) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 54027 + ... + 57717.

Almost surely, 2^206223552 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 206223552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298679108).

206223552 is an abundant number, since it is smaller than the sum of its proper divisors (391134664).

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

206223552 is a wasteful number, since it uses less digits than its factorization.

206223552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3806 (or 3793 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 206223552 is about 14360.4857856550. The cubic root of 206223552 is about 590.8076194505.

The spelling of 206223552 in words is "two hundred six million, two hundred twenty-three thousand, five hundred fifty-two".