12104644 has 12 divisors (see below), whose sum is σ = 21220668. Its totient is φ = 6041600.

The previous prime is 12104639. The next prime is 12104669. The reversal of 12104644 is 44640121.

12104644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9000000 + 3104644 = 3000^2 + 1762^2 .

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, 204 + ... + 4924.

It is an arithmetic number, because the mean of its divisors is an integer number (1768389).

Almost surely, 2^12104644 is an apocalyptic number.

It is an amenable number.

12104644 is a deficient number, since it is larger than the sum of its proper divisors (9116024).

12104644 is a wasteful number, since it uses less digits than its factorization.

12104644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5366 (or 5364 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 12104644 is about 3479.1728902140. The cubic root of 12104644 is about 229.6064093926.

Adding to 12104644 its reverse (44640121), we get a palindrome (56744765).

The spelling of 12104644 in words is "twelve million, one hundred four thousand, six hundred forty-four".