27475312 has 20 divisors (see below), whose sum is σ = 54673336. Its totient is φ = 13366080.

The previous prime is 27475309. The next prime is 27475319. The reversal of 27475312 is 21357472.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27475319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22614 + ... + 23797.

Almost surely, 2^27475312 is an apocalyptic number.

It is an amenable number.

27475312 is a deficient number, since it is larger than the sum of its proper divisors (27198024).

27475312 is a wasteful number, since it uses less digits than its factorization.

27475312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46456 (or 46450 counting only the distinct ones).

The product of its digits is 11760, while the sum is 31.

The square root of 27475312 is about 5241.6898038705. The cubic root of 27475312 is about 301.7501844734.

The spelling of 27475312 in words is "twenty-seven million, four hundred seventy-five thousand, three hundred twelve".