1266744 has 32 divisors (see below), whose sum is σ = 3237120. Its totient is φ = 412896.

The previous prime is 1266743. The next prime is 1266751. The reversal of 1266744 is 4476621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1266743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567 + ... + 1689.

It is an arithmetic number, because the mean of its divisors is an integer number (101160).

2^1266744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1266744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1618560).

1266744 is an abundant number, since it is smaller than the sum of its proper divisors (1970376).

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

1266744 is a wasteful number, since it uses less digits than its factorization.

1266744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179 (or 1175 counting only the distinct ones).

The product of its digits is 8064, while the sum is 30.

The square root of 1266744 is about 1125.4972234528. The cubic root of 1266744 is about 108.2005874396.

The spelling of 1266744 in words is "one million, two hundred sixty-six thousand, seven hundred forty-four".