27776313 has 12 divisors (see below), whose sum is σ = 40519908. Its totient is φ = 18333600.

The previous prime is 27776269. The next prime is 27776327. The reversal of 27776313 is 31367772.

27776313 is a `hidden beast` number, since 277 + 76 + 313 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 14837904 + 12938409 = 3852^2 + 3597^2 .

It is not a de Polignac number, because 27776313 - 2⁸ = 27776057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27776363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14370 + ... + 16187.

It is an arithmetic number, because the mean of its divisors is an integer number (3376659).

Almost surely, 2^27776313 is an apocalyptic number.

It is an amenable number.

27776313 is a deficient number, since it is larger than the sum of its proper divisors (12743595).

27776313 is a wasteful number, since it uses less digits than its factorization.

27776313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30664 (or 30661 counting only the distinct ones).

The product of its digits is 37044, while the sum is 36.

The square root of 27776313 is about 5270.3238040940. The cubic root of 27776313 is about 302.8481086894.

The spelling of 27776313 in words is "twenty-seven million, seven hundred seventy-six thousand, three hundred thirteen".