1266596 has 6 divisors (see below), whose sum is σ = 2216550. Its totient is φ = 633296.

The previous prime is 1266593. The next prime is 1266611. The reversal of 1266596 is 6956621.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1240996 + 25600 = 1114^2 + 160^2 .

It is not an unprimeable number, because it can be changed into a prime (1266593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158321 + ... + 158328.

It is an arithmetic number, because the mean of its divisors is an integer number (369425).

2^1266596 is an apocalyptic number.

It is an amenable number.

1266596 is a deficient number, since it is larger than the sum of its proper divisors (949954).

1266596 is a wasteful number, since it uses less digits than its factorization.

1266596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316653 (or 316651 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 1266596 is about 1125.4314728139. The cubic root of 1266596 is about 108.1963734046.

The spelling of 1266596 in words is "one million, two hundred sixty-six thousand, five hundred ninety-six".