12560766 has 16 divisors (see below), whose sum is σ = 25932288. Its totient is φ = 4051800.

The previous prime is 12560759. The next prime is 12560771. The reversal of 12560766 is 66706521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33580 + ... + 33951.

It is an arithmetic number, because the mean of its divisors is an integer number (1620768).

Almost surely, 2^12560766 is an apocalyptic number.

12560766 is an abundant number, since it is smaller than the sum of its proper divisors (13371522).

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

12560766 is a wasteful number, since it uses less digits than its factorization.

12560766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67567.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 12560766 is about 3544.1170973883. The cubic root of 12560766 is about 232.4549016470.

The spelling of 12560766 in words is "twelve million, five hundred sixty thousand, seven hundred sixty-six".