12563276 has 24 divisors (see below), whose sum is σ = 24635856. Its totient is φ = 5555520.

The previous prime is 12563273. The next prime is 12563321. The reversal of 12563276 is 67236521.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (12563273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2231 + ... + 5486.

It is an arithmetic number, because the mean of its divisors is an integer number (1026494).

Almost surely, 2^12563276 is an apocalyptic number.

It is an amenable number.

12563276 is a deficient number, since it is larger than the sum of its proper divisors (12072580).

12563276 is a wasteful number, since it uses less digits than its factorization.

12563276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7769 (or 7767 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 12563276 is about 3544.4711876386. The cubic root of 12563276 is about 232.4703843266.

Adding to 12563276 its reverse (67236521), we get a palindrome (79799797).

The spelling of 12563276 in words is "twelve million, five hundred sixty-three thousand, two hundred seventy-six".