27216293 has 8 divisors (see below), whose sum is σ = 29379168. Its totient is φ = 25063344.

The previous prime is 27216263. The next prime is 27216311. The reversal of 27216293 is 39261272.

It is a happy number.

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 27216293 - 2⁶ = 27216229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27216223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3830 + ... + 8312.

It is an arithmetic number, because the mean of its divisors is an integer number (3672396).

Almost surely, 2^27216293 is an apocalyptic number.

It is an amenable number.

27216293 is a deficient number, since it is larger than the sum of its proper divisors (2162875).

27216293 is a wasteful number, since it uses less digits than its factorization.

27216293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4963.

The product of its digits is 9072, while the sum is 32.

The square root of 27216293 is about 5216.9237103872. The cubic root of 27216293 is about 300.7989555298.

The spelling of 27216293 in words is "twenty-seven million, two hundred sixteen thousand, two hundred ninety-three".