206334630 has 24 divisors (see below), whose sum is σ = 536470272. Its totient is φ = 55022544.

The previous prime is 206334619. The next prime is 206334631. The reversal of 206334630 is 36433602.

206334630 is a `hidden beast` number, since 20 + 6 + 3 + 3 + 4 + 630 = 666.

206334630 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 206334594 and 206334603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206334631) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1146214 + ... + 1146393.

It is an arithmetic number, because the mean of its divisors is an integer number (22352928).

Almost surely, 2^206334630 is an apocalyptic number.

206334630 is an abundant number, since it is smaller than the sum of its proper divisors (330135642).

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

206334630 is a wasteful number, since it uses less digits than its factorization.

206334630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2292620 (or 2292617 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 206334630 is about 14364.3527525608. The cubic root of 206334630 is about 590.9136757973.

The spelling of 206334630 in words is "two hundred six million, three hundred thirty-four thousand, six hundred thirty".