12189376 has 28 divisors (see below), whose sum is σ = 24309832. Its totient is φ = 6064128.

The previous prime is 12189371. The next prime is 12189439. The reversal of 12189376 is 67398121.

It is a super-3 number, since 3×12189376³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12189371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17776 + ... + 18448.

Almost surely, 2^12189376 is an apocalyptic number.

12189376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12189376 is a deficient number, since it is larger than the sum of its proper divisors (12120456).

12189376 is an equidigital number, since it uses as much as digits as its factorization.

12189376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968 (or 958 counting only the distinct ones).

The product of its digits is 18144, while the sum is 37.

The square root of 12189376 is about 3491.3286869042. The cubic root of 12189376 is about 230.1409092436.

The spelling of 12189376 in words is "twelve million, one hundred eighty-nine thousand, three hundred seventy-six".