27288132 has 12 divisors (see below), whose sum is σ = 63672336. Its totient is φ = 9096040.

The previous prime is 27288119. The next prime is 27288133. The reversal of 27288132 is 23188272.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 27288093 and 27288102.

It is not an unprimeable number, because it can be changed into a prime (27288133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1136994 + ... + 1137017.

It is an arithmetic number, because the mean of its divisors is an integer number (5306028).

Almost surely, 2^27288132 is an apocalyptic number.

It is an amenable number.

27288132 is an abundant number, since it is smaller than the sum of its proper divisors (36384204).

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

27288132 is a wasteful number, since it uses less digits than its factorization.

27288132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2274018 (or 2274016 counting only the distinct ones).

The product of its digits is 10752, while the sum is 33.

The square root of 27288132 is about 5223.8043608083. The cubic root of 27288132 is about 301.0633818323.

The spelling of 27288132 in words is "twenty-seven million, two hundred eighty-eight thousand, one hundred thirty-two".