12750048 has 60 divisors (see below), whose sum is σ = 37505160. Its totient is φ = 4249152.

The previous prime is 12750011. The next prime is 12750071. The reversal of 12750048 is 84005721.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 133 + ... + 5051.

It is an arithmetic number, because the mean of its divisors is an integer number (625086).

Almost surely, 2^12750048 is an apocalyptic number.

12750048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12750048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18752580).

12750048 is an abundant number, since it is smaller than the sum of its proper divisors (24755112).

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

12750048 is an equidigital number, since it uses as much as digits as its factorization.

12750048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4941 (or 4924 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 12750048 is about 3570.7209356095. The cubic root of 12750048 is about 233.6167295831.

Adding to 12750048 its reverse (84005721), we get a palindrome (96755769).

The spelling of 12750048 in words is "twelve million, seven hundred fifty thousand, forty-eight".