266136 has 32 divisors (see below), whose sum is σ = 717360. Its totient is φ = 81792.

The previous prime is 266129. The next prime is 266137. The reversal of 266136 is 631662.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 266136.

It is not an unprimeable number, because it can be changed into a prime (266137) by changing a digit.

266136 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115 + ... + 738.

2²⁶⁶¹³⁶ is an apocalyptic number.

266136 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

266136 is an abundant number, since it is smaller than the sum of its proper divisors (451224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

266136 is a wasteful number, since it uses less digits than its factorization.

266136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875 (or 871 counting only the distinct ones).

The product of its digits is 1296, while the sum is 24.

The square root of 266136 is about 515.8837078257. The cubic root of 266136 is about 64.3232345345.

Adding to 266136 its reverse (631662), we get a palindrome (897798).

The spelling of 266136 in words is "two hundred sixty-six thousand, one hundred thirty-six".