12049904 has 20 divisors (see below), whose sum is σ = 23529000. Its totient is φ = 5977920.

The previous prime is 12049903. The next prime is 12049909. The reversal of 12049904 is 40994021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12049903) 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, 779 + ... + 4970.

It is an arithmetic number, because the mean of its divisors is an integer number (1176450).

Almost surely, 2^12049904 is an apocalyptic number.

It is an amenable number.

12049904 is a deficient number, since it is larger than the sum of its proper divisors (11479096).

12049904 is a wasteful number, since it uses less digits than its factorization.

12049904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5888 (or 5882 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 12049904 is about 3471.2971638856. The cubic root of 12049904 is about 229.2597752492.

The spelling of 12049904 in words is "twelve million, forty-nine thousand, nine hundred four".