11855206 has 16 divisors (see below), whose sum is σ = 20026368. Its totient is φ = 5214600.

The previous prime is 11855177. The next prime is 11855213. The reversal of 11855206 is 60255811.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8010 + ... + 9373.

It is an arithmetic number, because the mean of its divisors is an integer number (1251648).

Almost surely, 2^11855206 is an apocalyptic number.

11855206 is a deficient number, since it is larger than the sum of its proper divisors (8171162).

11855206 is a wasteful number, since it uses less digits than its factorization.

11855206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17427.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 11855206 is about 3443.1389748310. The cubic root of 11855206 is about 228.0182990340.

The spelling of 11855206 in words is "eleven million, eight hundred fifty-five thousand, two hundred six".