27381241 has 4 divisors (see below), whose sum is σ = 27483300. Its totient is φ = 27279184.

The previous prime is 27381217. The next prime is 27381281. The reversal of 27381241 is 14218372.

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 5953600 + 21427641 = 2440^2 + 4629^2 .

It is a cyclic number.

It is not a de Polignac number, because 27381241 - 2⁵ = 27381209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27381281) 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, 50626 + ... + 51163.

It is an arithmetic number, because the mean of its divisors is an integer number (6870825).

Almost surely, 2^27381241 is an apocalyptic number.

It is an amenable number.

27381241 is a deficient number, since it is larger than the sum of its proper divisors (102059).

27381241 is a wasteful number, since it uses less digits than its factorization.

27381241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102058.

The product of its digits is 2688, while the sum is 28.

The square root of 27381241 is about 5232.7087631551. The cubic root of 27381241 is about 301.4054095029.

The spelling of 27381241 in words is "twenty-seven million, three hundred eighty-one thousand, two hundred forty-one".