12255806 has 16 divisors (see below), whose sum is σ = 19535040. Its totient is φ = 5755680.

The previous prime is 12255799. The next prime is 12255811. The reversal of 12255806 is 60855221.

12255806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 710 + ... + 5001.

It is an arithmetic number, because the mean of its divisors is an integer number (1220940).

Almost surely, 2^12255806 is an apocalyptic number.

12255806 is a deficient number, since it is larger than the sum of its proper divisors (7279234).

12255806 is a wasteful number, since it uses less digits than its factorization.

12255806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5779.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 12255806 is about 3500.8293303159. The cubic root of 12255806 is about 230.5582281610.

The spelling of 12255806 in words is "twelve million, two hundred fifty-five thousand, eight hundred six".