12394132 has 12 divisors (see below), whose sum is σ = 21715540. Its totient is φ = 6189696.

The previous prime is 12394121. The next prime is 12394133. The reversal of 12394132 is 23149321.

It can be written as a sum of positive squares in 2 ways, for example, as 8844676 + 3549456 = 2974^2 + 1884^2 .

It is a super-2 number, since 2×12394132² = 307229016066848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12394097 and 12394106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12394133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3994 + ... + 6382.

Almost surely, 2^12394132 is an apocalyptic number.

It is an amenable number.

12394132 is a deficient number, since it is larger than the sum of its proper divisors (9321408).

12394132 is a wasteful number, since it uses less digits than its factorization.

12394132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3690 (or 3688 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 12394132 is about 3520.5300737247. The cubic root of 12394132 is about 231.4223889161.

The spelling of 12394132 in words is "twelve million, three hundred ninety-four thousand, one hundred thirty-two".