273427 has 16 divisors (see below), whose sum is σ = 352512. Its totient is φ = 205920.

The previous prime is 273367. The next prime is 273433. The reversal of 273427 is 724372.

It is not a de Polignac number, because 273427 - 2¹⁵ = 240659 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 7² + 4⁹ + 3⁷ + 2¹³ + 7³ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (273457) 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 15 ways as a sum of consecutive naturals, for example, 4048 + ... + 4114.

It is an arithmetic number, because the mean of its divisors is an integer number (22032).

2²⁷³⁴²⁷ is an apocalyptic number.

273427 is a deficient number, since it is larger than the sum of its proper divisors (79085).

273427 is a wasteful number, since it uses less digits than its factorization.

273427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138.

The product of its digits is 2352, while the sum is 25.

The square root of 273427 is about 522.9024765671. The cubic root of 273427 is about 64.9053454634.

Adding to 273427 its reverse (724372), we get a palindrome (997799).

It can be divided in two parts, 27 and 3427, that multiplied together give a palindrome (92529).

The spelling of 273427 in words is "two hundred seventy-three thousand, four hundred twenty-seven", and thus it is an iban number.