206119124 has 54 divisors (see below), whose sum is σ = 394747290. Its totient is φ = 94056480.

The previous prime is 206119117. The next prime is 206119127. The reversal of 206119124 is 421911602.

It can be written as a sum of positive squares in only one way, i.e., 177688900 + 28430224 = 13330^2 + 5332^2 .

It is a junction number, because it is equal to n+sod(n) for n = 206119093 and 206119102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206119127) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4793447 + ... + 4793489.

It is an arithmetic number, because the mean of its divisors is an integer number (7310135).

Almost surely, 2^206119124 is an apocalyptic number.

It is an amenable number.

206119124 is a deficient number, since it is larger than the sum of its proper divisors (188628166).

206119124 is a wasteful number, since it uses less digits than its factorization.

206119124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181 (or 105 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 206119124 is about 14356.8493758206. The cubic root of 206119124 is about 590.7078777309.

The spelling of 206119124 in words is "two hundred six million, one hundred nineteen thousand, one hundred twenty-four".