12247132 has 12 divisors (see below), whose sum is σ = 22364496. Its totient is φ = 5857280.

The previous prime is 12247129. The next prime is 12247141. The reversal of 12247132 is 23174221.

12247132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66469 + ... + 66652.

It is an arithmetic number, because the mean of its divisors is an integer number (1863708).

Almost surely, 2^12247132 is an apocalyptic number.

It is an amenable number.

12247132 is a deficient number, since it is larger than the sum of its proper divisors (10117364).

12247132 is a wasteful number, since it uses less digits than its factorization.

12247132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133148 (or 133146 counting only the distinct ones).

The product of its digits is 672, while the sum is 22.

The square root of 12247132 is about 3499.5902617307. The cubic root of 12247132 is about 230.5038230882.

The spelling of 12247132 in words is "twelve million, two hundred forty-seven thousand, one hundred thirty-two".