27270120 has 32 divisors (see below), whose sum is σ = 81810720. Its totient is φ = 7272000.

The previous prime is 27270109. The next prime is 27270137. The reversal of 27270120 is 2107272.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113506 + ... + 113745.

It is an arithmetic number, because the mean of its divisors is an integer number (2556585).

Almost surely, 2^27270120 is an apocalyptic number.

27270120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27270120 is an abundant number, since it is smaller than the sum of its proper divisors (54540600).

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

27270120 is a wasteful number, since it uses less digits than its factorization.

27270120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227265 (or 227261 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 21.

The square root of 27270120 is about 5222.0800453459. The cubic root of 27270120 is about 300.9971265679.

Adding to 27270120 its reverse (2107272), we get a palindrome (29377392).

The spelling of 27270120 in words is "twenty-seven million, two hundred seventy thousand, one hundred twenty".