27364765 has 4 divisors (see below), whose sum is σ = 32837724. Its totient is φ = 21891808.

The previous prime is 27364759. The next prime is 27364789. The reversal of 27364765 is 56746372.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8328996 + 19035769 = 2886^2 + 4363^2 .

It is a cyclic number.

It is not a de Polignac number, because 27364765 - 2¹⁷ = 27233693 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 2736472 + ... + 2736481.

It is an arithmetic number, because the mean of its divisors is an integer number (8209431).

Almost surely, 2^27364765 is an apocalyptic number.

It is an amenable number.

27364765 is a deficient number, since it is larger than the sum of its proper divisors (5472959).

27364765 is an equidigital number, since it uses as much as digits as its factorization.

27364765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5472958.

The product of its digits is 211680, while the sum is 40.

The square root of 27364765 is about 5231.1341982404. The cubic root of 27364765 is about 301.3449428997.

The spelling of 27364765 in words is "twenty-seven million, three hundred sixty-four thousand, seven hundred sixty-five".