12674656 has 48 divisors (see below), whose sum is σ = 27597024. Its totient is φ = 5699584.

The previous prime is 12674647. The next prime is 12674657. The reversal of 12674656 is 65647621.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12674657) 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, 12006 + ... + 13018.

It is an arithmetic number, because the mean of its divisors is an integer number (574938).

Almost surely, 2^12674656 is an apocalyptic number.

12674656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12674656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13798512).

12674656 is an abundant number, since it is smaller than the sum of its proper divisors (14922368).

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

12674656 is a wasteful number, since it uses less digits than its factorization.

12674656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063 (or 1055 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 12674656 is about 3560.1483115174. The cubic root of 12674656 is about 233.1553545277.

The spelling of 12674656 in words is "twelve million, six hundred seventy-four thousand, six hundred fifty-six".