12256624 has 10 divisors (see below), whose sum is σ = 23747240. Its totient is φ = 6128304.

The previous prime is 12256579. The next prime is 12256633. The reversal of 12256624 is 42665221.

It is a junction number, because it is equal to n+sod(n) for n = 12256592 and 12256601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383004 + ... + 383035.

It is an arithmetic number, because the mean of its divisors is an integer number (2374724).

Almost surely, 2^12256624 is an apocalyptic number.

It is an amenable number.

12256624 is a deficient number, since it is larger than the sum of its proper divisors (11490616).

12256624 is an equidigital number, since it uses as much as digits as its factorization.

12256624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766047 (or 766041 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 12256624 is about 3500.9461578265. The cubic root of 12256624 is about 230.5633574969.

It can be divided in two parts, 12256 and 624, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 12256624 in words is "twelve million, two hundred fifty-six thousand, six hundred twenty-four".