12750546 has 32 divisors (see below), whose sum is σ = 26634240. Its totient is φ = 4064256.

The previous prime is 12750523. The next prime is 12750559. The reversal of 12750546 is 64505721.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21810 + ... + 22386.

It is an arithmetic number, because the mean of its divisors is an integer number (832320).

Almost surely, 2^12750546 is an apocalyptic number.

12750546 is an abundant number, since it is smaller than the sum of its proper divisors (13883694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12750546 is a wasteful number, since it uses less digits than its factorization.

12750546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 12750546 is about 3570.7906687455. The cubic root of 12750546 is about 233.6197711303.

The spelling of 12750546 in words is "twelve million, seven hundred fifty thousand, five hundred forty-six".