12740750 has 64 divisors (see below), whose sum is σ = 26889408. Its totient is φ = 4480000.

The previous prime is 12740747. The next prime is 12740789. The reversal of 12740750 is 5704721.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112694 + ... + 112806.

It is an arithmetic number, because the mean of its divisors is an integer number (420147).

Almost surely, 2^12740750 is an apocalyptic number.

12740750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12740750 is an abundant number, since it is smaller than the sum of its proper divisors (14148658).

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

12740750 is a wasteful number, since it uses less digits than its factorization.

12740750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 12740750 is about 3569.4187201840. The cubic root of 12740750 is about 233.5599272719.

The spelling of 12740750 in words is "twelve million, seven hundred forty thousand, seven hundred fifty".