266148 has 18 divisors (see below), whose sum is σ = 672854. Its totient is φ = 88704.

The previous prime is 266137. The next prime is 266153. The reversal of 266148 is 841662.

It can be written as a sum of positive squares in only one way, i.e., 186624 + 79524 = 432^2 + 282^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3661 + ... + 3732.

2²⁶⁶¹⁴⁸ is an apocalyptic number.

It is an amenable number.

266148 is an abundant number, since it is smaller than the sum of its proper divisors (406706).

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

266148 is a wasteful number, since it uses less digits than its factorization.

266148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7403 (or 7398 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 266148 is about 515.8953382228. The cubic root of 266148 is about 64.3242012924.

It can be divided in two parts, 266 and 148, that added together give a palindrome (414).

The spelling of 266148 in words is "two hundred sixty-six thousand, one hundred forty-eight".