206240284 has 12 divisors (see below), whose sum is σ = 361053000. Its totient is φ = 103082288.

The previous prime is 206240263. The next prime is 206240297. The reversal of 206240284 is 482042602.

206240284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5382 + ... + 21010.

It is an arithmetic number, because the mean of its divisors is an integer number (30087750).

Almost surely, 2^206240284 is an apocalyptic number.

It is an amenable number.

206240284 is a deficient number, since it is larger than the sum of its proper divisors (154812716).

206240284 is a wasteful number, since it uses less digits than its factorization.

206240284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18932 (or 18930 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 206240284 is about 14361.0683446602. The cubic root of 206240284 is about 590.8235974602.

Adding to 206240284 its reverse (482042602), we get a palindrome (688282886).

The spelling of 206240284 in words is "two hundred six million, two hundred forty thousand, two hundred eighty-four".