27313228 has 12 divisors (see below), whose sum is σ = 48272112. Its totient is φ = 13521200.

The previous prime is 27313219. The next prime is 27313229. The reversal of 27313228 is 82231372.

It is a junction number, because it is equal to n+sod(n) for n = 27313196 and 27313205.

It is not an unprimeable number, because it can be changed into a prime (27313229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33400 + ... + 34207.

It is an arithmetic number, because the mean of its divisors is an integer number (4022676).

Almost surely, 2^27313228 is an apocalyptic number.

It is an amenable number.

27313228 is a deficient number, since it is larger than the sum of its proper divisors (20958884).

27313228 is a wasteful number, since it uses less digits than its factorization.

27313228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67712 (or 67710 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 27313228 is about 5226.2058895531. The cubic root of 27313228 is about 301.1556462599.

The spelling of 27313228 in words is "twenty-seven million, three hundred thirteen thousand, two hundred twenty-eight".