12546256 has 20 divisors (see below), whose sum is σ = 24966532. Its totient is φ = 6103296.

The previous prime is 12546253. The next prime is 12546269. The reversal of 12546256 is 65264521.

It can be written as a sum of positive squares in 2 ways, for example, as 5363856 + 7182400 = 2316^2 + 2680^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12546253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10005 + ... + 11188.

Almost surely, 2^12546256 is an apocalyptic number.

12546256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12546256 is a deficient number, since it is larger than the sum of its proper divisors (12420276).

12546256 is a wasteful number, since it uses less digits than its factorization.

12546256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21238 (or 21232 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 12546256 is about 3542.0694516059. The cubic root of 12546256 is about 232.3653577387.

The spelling of 12546256 in words is "twelve million, five hundred forty-six thousand, two hundred fifty-six".