27402 has 8 divisors (see below), whose sum is σ = 54816. Its totient is φ = 9132.

The previous prime is 27397. The next prime is 27407. The reversal of 27402 is 20472.

It is an interprime number because it is at equal distance from previous prime (27397) and next prime (27407).

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

27402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (27407) 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 3 ways as a sum of consecutive naturals, for example, 2278 + ... + 2289.

It is an arithmetic number, because the mean of its divisors is an integer number (6852).

2²⁷⁴⁰² is an apocalyptic number.

27402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27408).

27402 is a wasteful number, since it uses less digits than its factorization.

27402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4572.

The product of its (nonzero) digits is 112, while the sum is 15.

The square root of 27402 is about 165.5354946832. The cubic root of 27402 is about 30.1481560110.

Adding to 27402 its reverse (20472), we get a palindrome (47874).

The spelling of 27402 in words is "twenty-seven thousand, four hundred two", and thus it is an iban number.