27112473 has 6 divisors (see below), whose sum is σ = 39162474. Its totient is φ = 18074976.

The previous prime is 27112457. The next prime is 27112493. The reversal of 27112473 is 37421172.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 21790224 + 5322249 = 4668^2 + 2307^2 .

It is not a de Polignac number, because 27112473 - 2⁴ = 27112457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27112493) 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 5 ways as a sum of consecutive naturals, for example, 1506240 + ... + 1506257.

It is an arithmetic number, because the mean of its divisors is an integer number (6527079).

Almost surely, 2^27112473 is an apocalyptic number.

It is an amenable number.

27112473 is a deficient number, since it is larger than the sum of its proper divisors (12050001).

27112473 is a wasteful number, since it uses less digits than its factorization.

27112473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3012503 (or 3012500 counting only the distinct ones).

The product of its digits is 2352, while the sum is 27.

The square root of 27112473 is about 5206.9638946319. The cubic root of 27112473 is about 300.4159895756.

It can be divided in two parts, 2711 and 2473, that added together give a square (5184 = 72²).

The spelling of 27112473 in words is "twenty-seven million, one hundred twelve thousand, four hundred seventy-three".