1266966 has 24 divisors (see below), whose sum is σ = 2793960. Its totient is φ = 414816.

The previous prime is 1266953. The next prime is 1267009. The reversal of 1266966 is 6696621.

It is a happy number.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1266966.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 466 + ... + 1658.

It is an arithmetic number, because the mean of its divisors is an integer number (116415).

2^1266966 is an apocalyptic number.

1266966 is an abundant number, since it is smaller than the sum of its proper divisors (1526994).

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

1266966 is a wasteful number, since it uses less digits than its factorization.

1266966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260 (or 1257 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 1266966 is about 1125.5958422098. The cubic root of 1266966 is about 108.2069078767.

The spelling of 1266966 in words is "one million, two hundred sixty-six thousand, nine hundred sixty-six".