273726 has 32 divisors (see below), whose sum is σ = 629280. Its totient is φ = 88128.

The previous prime is 273719. The next prime is 273727. The reversal of 273726 is 627372.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 273726.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1930 + ... + 2066.

It is an arithmetic number, because the mean of its divisors is an integer number (19665).

2²⁷³⁷²⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 273726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314640).

273726 is an abundant number, since it is smaller than the sum of its proper divisors (355554).

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

273726 is a wasteful number, since it uses less digits than its factorization.

273726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 179 counting only the distinct ones).

The product of its digits is 3528, while the sum is 27.

The square root of 273726 is about 523.1883026215. The cubic root of 273726 is about 64.9289954427.

It can be divided in two parts, 273 and 726, that added together give a palindrome (999).

The spelling of 273726 in words is "two hundred seventy-three thousand, seven hundred twenty-six".