27263 has 4 divisors (see below), whose sum is σ = 27600. Its totient is φ = 26928.

The previous prime is 27259. The next prime is 27271. The reversal of 27263 is 36272.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 27263 - 2² = 27259 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27253) 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 3 ways as a sum of consecutive naturals, for example, 38 + ... + 236.

It is an arithmetic number, because the mean of its divisors is an integer number (6900).

2²⁷²⁶³ is an apocalyptic number.

27263 is a deficient number, since it is larger than the sum of its proper divisors (337).

27263 is a wasteful number, since it uses less digits than its factorization.

27263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336.

The product of its digits is 504, while the sum is 20.

The square root of 27263 is about 165.1151113617. The cubic root of 27263 is about 30.0970928345.

Subtracting 27263 from its reverse (36272), we obtain a palindrome (9009).

The spelling of 27263 in words is "twenty-seven thousand, two hundred sixty-three".