27040641 has 4 divisors (see below), whose sum is σ = 36054192. Its totient is φ = 18027092.

The previous prime is 27040631. The next prime is 27040661. The reversal of 27040641 is 14604072.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27040641 - 2⁶ = 27040577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27040631) 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, 4506771 + ... + 4506776.

It is an arithmetic number, because the mean of its divisors is an integer number (9013548).

Almost surely, 2^27040641 is an apocalyptic number.

It is an amenable number.

27040641 is a deficient number, since it is larger than the sum of its proper divisors (9013551).

27040641 is an equidigital number, since it uses as much as digits as its factorization.

27040641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9013550.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 27040641 is about 5200.0616342501. The cubic root of 27040641 is about 300.1504467622.

The spelling of 27040641 in words is "twenty-seven million, forty thousand, six hundred forty-one".