206073126 has 96 divisors (see below), whose sum is σ = 560880000. Its totient is φ = 55765584.

The previous prime is 206073113. The next prime is 206073143. The reversal of 206073126 is 621370602.

It is a happy number.

206073126 is a `hidden beast` number, since 2 + 0 + 607 + 31 + 26 = 666.

It is a super-2 number, since 2×206073126² = 84932266518823752, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 206073126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 48225 + ... + 52323.

It is an arithmetic number, because the mean of its divisors is an integer number (5842500).

Almost surely, 2^206073126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206073126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280440000).

206073126 is an abundant number, since it is smaller than the sum of its proper divisors (354806874).

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

206073126 is a wasteful number, since it uses less digits than its factorization.

206073126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4143 (or 4130 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 206073126 is about 14355.2473332925. The cubic root of 206073126 is about 590.6639332360.

The spelling of 206073126 in words is "two hundred six million, seventy-three thousand, one hundred twenty-six".