12516264 has 48 divisors (see below), whose sum is σ = 34182720. Its totient is φ = 4137120.

The previous prime is 12516263. The next prime is 12516271. The reversal of 12516264 is 46261521.

It is not an unprimeable number, because it can be changed into a prime (12516263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8769 + ... + 10095.

It is an arithmetic number, because the mean of its divisors is an integer number (712140).

Almost surely, 2^12516264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12516264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17091360).

12516264 is an abundant number, since it is smaller than the sum of its proper divisors (21666456).

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

12516264 is a wasteful number, since it uses less digits than its factorization.

12516264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470 (or 1463 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 12516264 is about 3537.8332351879. The cubic root of 12516264 is about 232.1800524587.

Adding to 12516264 its reverse (46261521), we get a palindrome (58777785).

The spelling of 12516264 in words is "twelve million, five hundred sixteen thousand, two hundred sixty-four".