206071006 has 4 divisors (see below), whose sum is σ = 309106512. Its totient is φ = 103035502.

The previous prime is 206070973. The next prime is 206071009. The reversal of 206071006 is 600170602.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206071009) 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 as a sum of consecutive naturals, namely, 51517750 + ... + 51517753.

It is an arithmetic number, because the mean of its divisors is an integer number (77276628).

Almost surely, 2^206071006 is an apocalyptic number.

206071006 is a deficient number, since it is larger than the sum of its proper divisors (103035506).

206071006 is a wasteful number, since it uses less digits than its factorization.

206071006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103035505.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 206071006 is about 14355.1734925078. The cubic root of 206071006 is about 590.6619077223.

The spelling of 206071006 in words is "two hundred six million, seventy-one thousand, six".