12671424 has 56 divisors (see below), whose sum is σ = 37256720. Its totient is φ = 4223232.

The previous prime is 12671389. The next prime is 12671431. The reversal of 12671424 is 42417621.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1939 + ... + 5394.

Almost surely, 2^12671424 is an apocalyptic number.

It is an amenable number.

12671424 is an abundant number, since it is smaller than the sum of its proper divisors (24585296).

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

12671424 is an equidigital number, since it uses as much as digits as its factorization.

12671424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7354 (or 7338 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 12671424 is about 3559.6943689030. The cubic root of 12671424 is about 233.1355348664.

The spelling of 12671424 in words is "twelve million, six hundred seventy-one thousand, four hundred twenty-four".