12750342 has 32 divisors (see below), whose sum is σ = 28283904. Its totient is φ = 3799200.

The previous prime is 12750329. The next prime is 12750347. The reversal of 12750342 is 24305721.

It is a super-2 number, since 2×12750342² = 325142442233928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12750347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2443 + ... + 5609.

It is an arithmetic number, because the mean of its divisors is an integer number (883872).

Almost surely, 2^12750342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12750342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14141952).

12750342 is an abundant number, since it is smaller than the sum of its proper divisors (15533562).

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

12750342 is a wasteful number, since it uses less digits than its factorization.

12750342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3244.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 12750342 is about 3570.7621035292. The cubic root of 12750342 is about 233.6185252049.

The spelling of 12750342 in words is "twelve million, seven hundred fifty thousand, three hundred forty-two".