206122850 has 24 divisors (see below), whose sum is σ = 388248960. Its totient is φ = 81403920.

The previous prime is 206122837. The next prime is 206122853. The reversal of 206122850 is 58221602.

It is not an unprimeable number, because it can be changed into a prime (206122853) 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, 22142 + ... + 30041.

It is an arithmetic number, because the mean of its divisors is an integer number (16177040).

Almost surely, 2^206122850 is an apocalyptic number.

206122850 is a deficient number, since it is larger than the sum of its proper divisors (182126110).

206122850 is a wasteful number, since it uses less digits than its factorization.

206122850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52274 (or 52269 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 206122850 is about 14356.9791390808. The cubic root of 206122850 is about 590.7114371036.

The spelling of 206122850 in words is "two hundred six million, one hundred twenty-two thousand, eight hundred fifty".