1266776 has 16 divisors (see below), whose sum is σ = 2714640. Its totient is φ = 542880.

The previous prime is 1266767. The next prime is 1266779. The reversal of 1266776 is 6776621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1266779) 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, 11255 + ... + 11366.

It is an arithmetic number, because the mean of its divisors is an integer number (169665).

2^1266776 is an apocalyptic number.

It is an amenable number.

1266776 is an abundant number, since it is smaller than the sum of its proper divisors (1447864).

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

1266776 is a wasteful number, since it uses less digits than its factorization.

1266776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22634 (or 22630 counting only the distinct ones).

The product of its digits is 21168, while the sum is 35.

The square root of 1266776 is about 1125.5114393022. The cubic root of 1266776 is about 108.2014985391.

It can be divided in two parts, 126 and 6776, that multiplied together give a square (853776 = 924²).

The spelling of 1266776 in words is "one million, two hundred sixty-six thousand, seven hundred seventy-six".