12456044 has 12 divisors (see below), whose sum is σ = 21836304. Its totient is φ = 6217104.

The previous prime is 12456043. The next prime is 12456049. The reversal of 12456044 is 44065421.

It is not an unprimeable number, because it can be changed into a prime (12456043) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 182 + ... + 4994.

It is an arithmetic number, because the mean of its divisors is an integer number (1819692).

Almost surely, 2^12456044 is an apocalyptic number.

It is an amenable number.

12456044 is a deficient number, since it is larger than the sum of its proper divisors (9380260).

12456044 is a wasteful number, since it uses less digits than its factorization.

12456044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5464 (or 5462 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 12456044 is about 3529.3121142795. The cubic root of 12456044 is about 231.8070879502.

The spelling of 12456044 in words is "twelve million, four hundred fifty-six thousand, forty-four".