12616227 has 24 divisors (see below), whose sum is σ = 20782944. Its totient is φ = 7305984.

The previous prime is 12616207. The next prime is 12616229. The reversal of 12616227 is 72261621.

It is not a de Polignac number, because 12616227 - 2¹⁴ = 12599843 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12616227.

It is not an unprimeable number, because it can be changed into a prime (12616229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1183 + ... + 5160.

It is an arithmetic number, because the mean of its divisors is an integer number (865956).

Almost surely, 2^12616227 is an apocalyptic number.

12616227 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

12616227 is a deficient number, since it is larger than the sum of its proper divisors (8166717).

12616227 is a wasteful number, since it uses less digits than its factorization.

12616227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6379 (or 6376 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 12616227 is about 3551.9328540951. The cubic root of 12616227 is about 232.7965276522.

Adding to 12616227 its reverse (72261621), we get a palindrome (84877848).

The spelling of 12616227 in words is "twelve million, six hundred sixteen thousand, two hundred twenty-seven".