27379 has 8 divisors (see below), whose sum is σ = 31680. Its totient is φ = 23400.

The previous prime is 27367. The next prime is 27397. The reversal of 27379 is 97372.

27379 = 6² + 7² + ... + 43².

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144 + ... + 274.

It is an arithmetic number, because the mean of its divisors is an integer number (3960).

2²⁷³⁷⁹ is an apocalyptic number.

27379 is a deficient number, since it is larger than the sum of its proper divisors (4301).

27379 is a wasteful number, since it uses less digits than its factorization.

27379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161.

The product of its digits is 2646, while the sum is 28.

The square root of 27379 is about 165.4660085939. The cubic root of 27379 is about 30.1397186501.

It can be divided in two parts, 27 and 379, that added together give a triangular number (406 = T₂₈).

The spelling of 27379 in words is "twenty-seven thousand, three hundred seventy-nine".