266063 has 8 divisors (see below), whose sum is σ = 307200. Its totient is φ = 225720.

The previous prime is 266059. The next prime is 266081. The reversal of 266063 is 360662.

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

It is a cyclic number.

It is not a de Polignac number, because 266063 - 2² = 266059 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 1238 + ... + 1436.

It is an arithmetic number, because the mean of its divisors is an integer number (38400).

2²⁶⁶⁰⁶³ is an apocalyptic number.

266063 is a deficient number, since it is larger than the sum of its proper divisors (41137).

266063 is a wasteful number, since it uses less digits than its factorization.

266063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 266063 is about 515.8129505935. The cubic root of 266063 is about 64.3173527980.

The spelling of 266063 in words is "two hundred sixty-six thousand, sixty-three".