12776214 has 64 divisors (see below), whose sum is σ = 30170880. Its totient is φ = 3563520.

The previous prime is 12776213. The next prime is 12776243. The reversal of 12776214 is 41267721.

12776214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12776213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66102 + ... + 66294.

It is an arithmetic number, because the mean of its divisors is an integer number (471420).

Almost surely, 2^12776214 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12776214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15085440).

12776214 is an abundant number, since it is smaller than the sum of its proper divisors (17394666).

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

12776214 is a wasteful number, since it uses less digits than its factorization.

12776214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285.

The product of its digits is 4704, while the sum is 30.

The square root of 12776214 is about 3574.3830236839. The cubic root of 12776214 is about 233.7764319486.

The spelling of 12776214 in words is "twelve million, seven hundred seventy-six thousand, two hundred fourteen".