27042288 has 160 divisors (see below), whose sum is σ = 88660992. Its totient is φ = 6912000.

The previous prime is 27042269. The next prime is 27042299. The reversal of 27042288 is 88224072.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179013 + ... + 179163.

Almost surely, 2^27042288 is an apocalyptic number.

27042288 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27042288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44330496).

27042288 is an abundant number, since it is smaller than the sum of its proper divisors (61618704).

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

27042288 is a wasteful number, since it uses less digits than its factorization.

27042288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 33.

The square root of 27042288 is about 5200.2199953464. The cubic root of 27042288 is about 300.1565405249.

The spelling of 27042288 in words is "twenty-seven million, forty-two thousand, two hundred eighty-eight".