27713265 has 16 divisors (see below), whose sum is σ = 44841600. Its totient is φ = 14613632.

The previous prime is 27713243. The next prime is 27713269. The reversal of 27713265 is 56231772.

It is a cyclic number.

It is not a de Polignac number, because 27713265 - 2⁵ = 27713233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27713269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9045 + ... + 11714.

It is an arithmetic number, because the mean of its divisors is an integer number (2802600).

Almost surely, 2^27713265 is an apocalyptic number.

It is an amenable number.

27713265 is a deficient number, since it is larger than the sum of its proper divisors (17128335).

27713265 is a wasteful number, since it uses less digits than its factorization.

27713265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20856.

The product of its digits is 17640, while the sum is 33.

The square root of 27713265 is about 5264.3389898448. The cubic root of 27713265 is about 302.6187954060.

The spelling of 27713265 in words is "twenty-seven million, seven hundred thirteen thousand, two hundred sixty-five".