27671245 has 8 divisors (see below), whose sum is σ = 37949184. Its totient is φ = 18974544.

The previous prime is 27671221. The next prime is 27671279. The reversal of 27671245 is 54217672.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27671245 - 2¹⁹ = 27146957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27671245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395269 + ... + 395338.

It is an arithmetic number, because the mean of its divisors is an integer number (4743648).

Almost surely, 2^27671245 is an apocalyptic number.

It is an amenable number.

27671245 is a deficient number, since it is larger than the sum of its proper divisors (10277939).

27671245 is an equidigital number, since it uses as much as digits as its factorization.

27671245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790619.

The product of its digits is 23520, while the sum is 34.

The square root of 27671245 is about 5260.3464714789. The cubic root of 27671245 is about 302.4657703226.

The spelling of 27671245 in words is "twenty-seven million, six hundred seventy-one thousand, two hundred forty-five".