12755746 has 8 divisors (see below), whose sum is σ = 20259180. Its totient is φ = 6002688.

The previous prime is 12755723. The next prime is 12755749. The reversal of 12755746 is 64755721.

It can be written as a sum of positive squares in 2 ways, for example, as 9828225 + 2927521 = 3135^2 + 1711^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12755749) 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, 187551 + ... + 187618.

Almost surely, 2^12755746 is an apocalyptic number.

12755746 is a deficient number, since it is larger than the sum of its proper divisors (7503434).

12755746 is a wasteful number, since it uses less digits than its factorization.

12755746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375188.

The product of its digits is 58800, while the sum is 37.

The square root of 12755746 is about 3571.5187245764. The cubic root of 12755746 is about 233.6515255274.

It can be divided in two parts, 1275 and 5746, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 12755746 in words is "twelve million, seven hundred fifty-five thousand, seven hundred forty-six".