27270027 has 10 divisors (see below), whose sum is σ = 40736828. Its totient is φ = 18179964.

The previous prime is 27269969. The next prime is 27270029. The reversal of 27270027 is 72007272.

It is not a de Polignac number, because 27270027 - 2¹⁹ = 26745739 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27270029) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 168253 + ... + 168414.

Almost surely, 2^27270027 is an apocalyptic number.

27270027 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

27270027 is a deficient number, since it is larger than the sum of its proper divisors (13466801).

27270027 is an equidigital number, since it uses as much as digits as its factorization.

27270027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336679 (or 336670 counting only the distinct ones).

The product of its (nonzero) digits is 2744, while the sum is 27.

The square root of 27270027 is about 5222.0711408406. The cubic root of 27270027 is about 300.9967844014.

Adding to 27270027 its reverse (72007272), we get a palindrome (99277299).

The spelling of 27270027 in words is "twenty-seven million, two hundred seventy thousand, twenty-seven".