12049432 has 8 divisors (see below), whose sum is σ = 22592700. Its totient is φ = 6024712.

The previous prime is 12049423. The next prime is 12049451. The reversal of 12049432 is 23494021.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 12049397 and 12049406.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 753082 + ... + 753097.

Almost surely, 2^12049432 is an apocalyptic number.

It is an amenable number.

12049432 is a deficient number, since it is larger than the sum of its proper divisors (10543268).

12049432 is a wasteful number, since it uses less digits than its factorization.

12049432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506185 (or 1506181 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 12049432 is about 3471.2291771072. The cubic root of 12049432 is about 229.2567818083.

The spelling of 12049432 in words is "twelve million, forty-nine thousand, four hundred thirty-two".