27240107 has 4 divisors (see below), whose sum is σ = 27340896. Its totient is φ = 27139320.

The previous prime is 27240097. The next prime is 27240131. The reversal of 27240107 is 70104272.

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

It is a cyclic number.

It is not a de Polignac number, because 27240107 - 2⁸ = 27239851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27240007) 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, 49988 + ... + 50529.

It is an arithmetic number, because the mean of its divisors is an integer number (6835224).

Almost surely, 2^27240107 is an apocalyptic number.

27240107 is a deficient number, since it is larger than the sum of its proper divisors (100789).

27240107 is a wasteful number, since it uses less digits than its factorization.

27240107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100788.

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 27240107 is about 5219.2055908922. The cubic root of 27240107 is about 300.8866620382.

Adding to 27240107 its reverse (70104272), we get a palindrome (97344379).

The spelling of 27240107 in words is "twenty-seven million, two hundred forty thousand, one hundred seven".