12667396 has 24 divisors (see below), whose sum is σ = 25421760. Its totient is φ = 5410272.

The previous prime is 12667387. The next prime is 12667427. The reversal of 12667396 is 69376621.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10311 + ... + 11473.

It is an arithmetic number, because the mean of its divisors is an integer number (1059240).

Almost surely, 2^12667396 is an apocalyptic number.

It is an amenable number.

12667396 is an abundant number, since it is smaller than the sum of its proper divisors (12754364).

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

12667396 is a wasteful number, since it uses less digits than its factorization.

12667396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563 (or 1561 counting only the distinct ones).

The product of its digits is 81648, while the sum is 40.

The square root of 12667396 is about 3559.1285450233. The cubic root of 12667396 is about 233.1108291597.

The spelling of 12667396 in words is "twelve million, six hundred sixty-seven thousand, three hundred ninety-six".