12189932 has 6 divisors (see below), whose sum is σ = 21332388. Its totient is φ = 6094964.

The previous prime is 12189929. The next prime is 12189949. The reversal of 12189932 is 23998121.

It is a junction number, because it is equal to n+sod(n) for n = 12189892 and 12189901.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1523738 + ... + 1523745.

It is an arithmetic number, because the mean of its divisors is an integer number (3555398).

Almost surely, 2^12189932 is an apocalyptic number.

It is an amenable number.

12189932 is a deficient number, since it is larger than the sum of its proper divisors (9142456).

12189932 is a wasteful number, since it uses less digits than its factorization.

12189932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047487 (or 3047485 counting only the distinct ones).

The product of its digits is 7776, while the sum is 35.

The square root of 12189932 is about 3491.4083118421. The cubic root of 12189932 is about 230.1444083673.

The spelling of 12189932 in words is "twelve million, one hundred eighty-nine thousand, nine hundred thirty-two".