206453212 has 24 divisors (see below), whose sum is σ = 413491680.
Its totient is φ = 88354560.
The previous prime is 206453209. The next prime is 206453227. The reversal of 206453212 is 212354602.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16464 + ... + 26152.
It is an arithmetic number, because the mean of its divisors is an integer number (17228820).
Almost surely, 2206453212 is an apocalyptic number.
It is an amenable number.
206453212 is an abundant number, since it is smaller than the sum of its proper divisors (207038468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206453212 is a wasteful number, since it uses less digits than its factorization.
206453212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10461 (or 10459 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 25.
The square root of 206453212 is about 14368.4798082469.
The cubic root of 206453212 is about 591.0268549022.
The spelling of 206453212 in words is "two hundred six million, four hundred fifty-three thousand, two hundred twelve".