273263 has 6 divisors (see below), whose sum is σ = 287784. Its totient is φ = 258984.

The previous prime is 273253. The next prime is 273269. The reversal of 273263 is 362372.

It is not a de Polignac number, because 273263 - 2¹² = 269167 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2453 + ... + 2561.

It is an arithmetic number, because the mean of its divisors is an integer number (47964).

2²⁷³²⁶³ is an apocalyptic number.

273263 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

273263 is a deficient number, since it is larger than the sum of its proper divisors (14521).

273263 is an equidigital number, since it uses as much as digits as its factorization.

273263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241 (or 132 counting only the distinct ones).

The product of its digits is 1512, while the sum is 23.

The square root of 273263 is about 522.7456360411. The cubic root of 273263 is about 64.8923662459.

Multiplying 273263 by its sum of digits (23), we get a square (6285049 = 2507²).

273263 divided by its sum of digits (23) gives a square (11881 = 109²).

The spelling of 273263 in words is "two hundred seventy-three thousand, two hundred sixty-three".