206506124 has 24 divisors (see below), whose sum is σ = 403411008. Its totient is φ = 91682640.

The previous prime is 206506099. The next prime is 206506141. The reversal of 206506124 is 421605602.

It is a junction number, because it is equal to n+sod(n) for n = 206506093 and 206506102.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 52682 + ... + 56465.

It is an arithmetic number, because the mean of its divisors is an integer number (16808792).

Almost surely, 2^206506124 is an apocalyptic number.

It is an amenable number.

206506124 is a deficient number, since it is larger than the sum of its proper divisors (196904884).

206506124 is a wasteful number, since it uses less digits than its factorization.

206506124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109205 (or 109203 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 206506124 is about 14370.3209428321. The cubic root of 206506124 is about 591.0773421150.

The spelling of 206506124 in words is "two hundred six million, five hundred six thousand, one hundred twenty-four".