27424227 has 16 divisors (see below), whose sum is σ = 38213280. Its totient is φ = 17472000.

The previous prime is 27424223. The next prime is 27424259. The reversal of 27424227 is 72242472.

It is not a de Polignac number, because 27424227 - 2² = 27424223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27424194 and 27424203.

It is not an unprimeable number, because it can be changed into a prime (27424223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7227 + ... + 10347.

It is an arithmetic number, because the mean of its divisors is an integer number (2388330).

Almost surely, 2^27424227 is an apocalyptic number.

27424227 is a deficient number, since it is larger than the sum of its proper divisors (10789053).

27424227 is a wasteful number, since it uses less digits than its factorization.

27424227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3254.

The product of its digits is 12544, while the sum is 30.

The square root of 27424227 is about 5236.8145852226. The cubic root of 27424227 is about 301.5630531834.

Adding to 27424227 its reverse (72242472), we get a palindrome (99666699).

The spelling of 27424227 in words is "twenty-seven million, four hundred twenty-four thousand, two hundred twenty-seven".