27252212 has 12 divisors (see below), whose sum is σ = 51360036. Its totient is φ = 12577920.

The previous prime is 27252209. The next prime is 27252233. The reversal of 27252212 is 21225272.

It can be written as a sum of positive squares in 2 ways, for example, as 2292196 + 24960016 = 1514^2 + 4996^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261989 + ... + 262092.

It is an arithmetic number, because the mean of its divisors is an integer number (4280003).

Almost surely, 2^27252212 is an apocalyptic number.

It is an amenable number.

27252212 is a deficient number, since it is larger than the sum of its proper divisors (24107824).

27252212 is a wasteful number, since it uses less digits than its factorization.

27252212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524098 (or 524096 counting only the distinct ones).

The product of its digits is 1120, while the sum is 23.

The square root of 27252212 is about 5220.3651213301. The cubic root of 27252212 is about 300.9312249281.

Adding to 27252212 its reverse (21225272), we get a palindrome (48477484).

The spelling of 27252212 in words is "twenty-seven million, two hundred fifty-two thousand, two hundred twelve".