27272012 has 24 divisors (see below), whose sum is σ = 50712480. Its totient is φ = 12788480.

The previous prime is 27271991. The next prime is 27272099. The reversal of 27272012 is 21027272.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25937 + ... + 26967.

It is an arithmetic number, because the mean of its divisors is an integer number (2113020).

Almost surely, 2^27272012 is an apocalyptic number.

It is an amenable number.

27272012 is a deficient number, since it is larger than the sum of its proper divisors (23440468).

27272012 is a wasteful number, since it uses less digits than its factorization.

27272012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441 (or 1439 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 27272012 is about 5222.2611960721. The cubic root of 27272012 is about 301.0040874638.

Adding to 27272012 its reverse (21027272), we get a palindrome (48299284).

The spelling of 27272012 in words is "twenty-seven million, two hundred seventy-two thousand, twelve".