12504472 has 16 divisors (see below), whose sum is σ = 23484240. Its totient is φ = 6242016.

The previous prime is 12504431. The next prime is 12504473. The reversal of 12504472 is 27440521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12504473) 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, 7333 + ... + 8875.

It is an arithmetic number, because the mean of its divisors is an integer number (1467765).

Almost surely, 2^12504472 is an apocalyptic number.

It is an amenable number.

12504472 is a deficient number, since it is larger than the sum of its proper divisors (10979768).

12504472 is a wasteful number, since it uses less digits than its factorization.

12504472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2562 (or 2558 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 12504472 is about 3536.1662856828. The cubic root of 12504472 is about 232.1071146278.

Adding to 12504472 its reverse (27440521), we get a palindrome (39944993).

The spelling of 12504472 in words is "twelve million, five hundred four thousand, four hundred seventy-two".