1266673 has 8 divisors (see below), whose sum is σ = 1344800. Its totient is φ = 1189728.

The previous prime is 1266631. The next prime is 1266677. The reversal of 1266673 is 3766621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1266673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1266677) 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, 2893 + ... + 3301.

It is an arithmetic number, because the mean of its divisors is an integer number (168100).

2^1266673 is an apocalyptic number.

It is an amenable number.

1266673 is a deficient number, since it is larger than the sum of its proper divisors (78127).

1266673 is a wasteful number, since it uses less digits than its factorization.

1266673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591.

The product of its digits is 9072, while the sum is 31.

The square root of 1266673 is about 1125.4656813959. The cubic root of 1266673 is about 108.1985658827.

The spelling of 1266673 in words is "one million, two hundred sixty-six thousand, six hundred seventy-three".