12855066 has 32 divisors (see below), whose sum is σ = 29500800. Its totient is φ = 3658176.

The previous prime is 12855061. The next prime is 12855103. The reversal of 12855066 is 66055821.

It is not an unprimeable number, because it can be changed into a prime (12855061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14220 + ... + 15096.

It is an arithmetic number, because the mean of its divisors is an integer number (921900).

Almost surely, 2^12855066 is an apocalyptic number.

12855066 is an abundant number, since it is smaller than the sum of its proper divisors (16645734).

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

12855066 is a wasteful number, since it uses less digits than its factorization.

12855066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 12855066 is about 3585.3962124150. The cubic root of 12855066 is about 234.2563849223.

The spelling of 12855066 in words is "twelve million, eight hundred fifty-five thousand, sixty-six".