266073 has 8 divisors (see below), whose sum is σ = 366336. Its totient is φ = 171600.

The previous prime is 266059. The next prime is 266081. The reversal of 266073 is 370662.

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

It is not a de Polignac number, because 266073 - 2⁶ = 266009 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

266073 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 266073.

It is not an unprimeable number, because it can be changed into a prime (266003) 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, 1338 + ... + 1523.

It is an arithmetic number, because the mean of its divisors is an integer number (45792).

2²⁶⁶⁰⁷³ is an apocalyptic number.

It is an amenable number.

266073 is a deficient number, since it is larger than the sum of its proper divisors (100263).

266073 is a wasteful number, since it uses less digits than its factorization.

266073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2895.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 266073 is about 515.8226439388. The cubic root of 266073 is about 64.3181585789.

The spelling of 266073 in words is "two hundred sixty-six thousand, seventy-three".