27027407 has 6 divisors (see below), whose sum is σ = 29707944. Its totient is φ = 24570260.

The previous prime is 27027379. The next prime is 27027409. The reversal of 27027407 is 70472072.

It is not a de Polignac number, because 27027407 - 2¹⁰ = 27026383 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 27027407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27027409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111563 + ... + 111804.

It is an arithmetic number, because the mean of its divisors is an integer number (4951324).

Almost surely, 2^27027407 is an apocalyptic number.

27027407 is a deficient number, since it is larger than the sum of its proper divisors (2680537).

27027407 is a wasteful number, since it uses less digits than its factorization.

27027407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223389 (or 223378 counting only the distinct ones).

The product of its (nonzero) digits is 5488, while the sum is 29.

The square root of 27027407 is about 5198.7889936023. The cubic root of 27027407 is about 300.1014730809.

Adding to 27027407 its reverse (70472072), we get a palindrome (97499479).

The spelling of 27027407 in words is "twenty-seven million, twenty-seven thousand, four hundred seven".