12746424 has 16 divisors (see below), whose sum is σ = 31866120. Its totient is φ = 4248800.

The previous prime is 12746407. The next prime is 12746453. The reversal of 12746424 is 42464721.

It is a junction number, because it is equal to n+sod(n) for n = 12746391 and 12746400.

It is a congruent number.

It is an unprimeable number.

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, 265527 + ... + 265574.

Almost surely, 2^12746424 is an apocalyptic number.

It is an amenable number.

12746424 is an abundant number, since it is smaller than the sum of its proper divisors (19119696).

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

12746424 is a wasteful number, since it uses less digits than its factorization.

12746424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531110 (or 531106 counting only the distinct ones).

The product of its digits is 10752, while the sum is 30.

The square root of 12746424 is about 3570.2134389977. The cubic root of 12746424 is about 233.5945935291.

The spelling of 12746424 in words is "twelve million, seven hundred forty-six thousand, four hundred twenty-four".