266936 has 16 divisors (see below), whose sum is σ = 509640. Its totient is φ = 131040.

The previous prime is 266933. The next prime is 266947. The reversal of 266936 is 639662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215 + ... + 761.

2²⁶⁶⁹³⁶ is an apocalyptic number.

It is an amenable number.

266936 is a deficient number, since it is larger than the sum of its proper divisors (242704).

266936 is a wasteful number, since it uses less digits than its factorization.

266936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 610 counting only the distinct ones).

The product of its digits is 11664, while the sum is 32.

The square root of 266936 is about 516.6584945590. The cubic root of 266936 is about 64.3876215551.

The spelling of 266936 in words is "two hundred sixty-six thousand, nine hundred thirty-six".