206513332 has 12 divisors (see below), whose sum is σ = 361505536. Its totient is φ = 103226040.

The previous prime is 206513287. The next prime is 206513341. The reversal of 206513332 is 233315602.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 206513297 and 206513306.

It is a congruent number.

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, 14893 + ... + 25195.

Almost surely, 2^206513332 is an apocalyptic number.

It is an amenable number.

206513332 is a deficient number, since it is larger than the sum of its proper divisors (154992204).

206513332 is a wasteful number, since it uses less digits than its factorization.

206513332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15318 (or 15316 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 206513332 is about 14370.5717353208. The cubic root of 206513332 is about 591.0842191280.

Adding to 206513332 its reverse (233315602), we get a palindrome (439828934).

The spelling of 206513332 in words is "two hundred six million, five hundred thirteen thousand, three hundred thirty-two".