206057124 has 144 divisors (see below), whose sum is σ = 662072320. Its totient is φ = 52565760.

The previous prime is 206057113. The next prime is 206057149. The reversal of 206057124 is 421750602.

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 47 ways as a sum of consecutive naturals, for example, 100542 + ... + 102570.

Almost surely, 2^206057124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206057124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331036160).

206057124 is an abundant number, since it is smaller than the sum of its proper divisors (456015196).

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

206057124 is a wasteful number, since it uses less digits than its factorization.

206057124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2090 (or 2085 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 206057124 is about 14354.6899653040. The cubic root of 206057124 is about 590.6486440858.

The spelling of 206057124 in words is "two hundred six million, fifty-seven thousand, one hundred twenty-four".