27616 has 12 divisors (see below), whose sum is σ = 54432. Its totient is φ = 13792.

The previous prime is 27611. The next prime is 27617. The reversal of 27616 is 61672.

27616 is nontrivially palindromic in base 5 and base 7.

It is an alternating number because its digits alternate between even and odd.

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 (27611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400 + ... + 463.

It is an arithmetic number, because the mean of its divisors is an integer number (4536).

2²⁷⁶¹⁶ is an apocalyptic number.

It is an amenable number.

27616 is a deficient number, since it is larger than the sum of its proper divisors (26816).

27616 is an equidigital number, since it uses as much as digits as its factorization.

27616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873 (or 865 counting only the distinct ones).

The product of its digits is 504, while the sum is 22.

The square root of 27616 is about 166.1806246227. The cubic root of 27616 is about 30.2264347582.

It can be divided in two parts, 276 and 16, that added together give a palindrome (292).

The spelling of 27616 in words is "twenty-seven thousand, six hundred sixteen".