266041 has 8 divisors (see below), whose sum is σ = 285120. Its totient is φ = 247632.

The previous prime is 266029. The next prime is 266047. The reversal of 266041 is 140662.

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 266041 - 2⁵ = 266009 is a prime.

It is a Duffinian number.

266041 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (266047) 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, 855 + ... + 1123.

It is an arithmetic number, because the mean of its divisors is an integer number (35640).

2²⁶⁶⁰⁴¹ is an apocalyptic number.

It is an amenable number.

266041 is a deficient number, since it is larger than the sum of its proper divisors (19079).

266041 is a wasteful number, since it uses less digits than its factorization.

266041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 266041 is about 515.7916245927. The cubic root of 266041 is about 64.3155800088.

It can be divided in two parts, 2660 and 41, that added together give a triangular number (2701 = T₇₃).

The spelling of 266041 in words is "two hundred sixty-six thousand, forty-one".