211426206 has 8 divisors (see below), whose sum is σ = 422852424. Its totient is φ = 70475400.

The previous prime is 211426181. The next prime is 211426213. The reversal of 211426206 is 602624112.

211426206 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

211426206 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17618845 + ... + 17618856.

It is an arithmetic number, because the mean of its divisors is an integer number (52856553).

Almost surely, 2^211426206 is an apocalyptic number.

211426206 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

211426206 is a wasteful number, since it uses less digits than its factorization.

211426206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35237706.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 211426206 is about 14540.5022609262. The cubic root of 211426206 is about 595.7347569046.

The spelling of 211426206 in words is "two hundred eleven million, four hundred twenty-six thousand, two hundred six".