27222107 has 4 divisors (see below), whose sum is σ = 29696856. Its totient is φ = 24747360.

The previous prime is 27222103. The next prime is 27222109. The reversal of 27222107 is 70122272.

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

It is not a de Polignac number, because 27222107 - 2² = 27222103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27222101) 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, 1237358 + ... + 1237379.

It is an arithmetic number, because the mean of its divisors is an integer number (7424214).

Almost surely, 2^27222107 is an apocalyptic number.

27222107 is a deficient number, since it is larger than the sum of its proper divisors (2474749).

27222107 is a wasteful number, since it uses less digits than its factorization.

27222107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2474748.

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

The square root of 27222107 is about 5217.4809055712. The cubic root of 27222107 is about 300.8203731002.

Adding to 27222107 its reverse (70122272), we get a palindrome (97344379).

The spelling of 27222107 in words is "twenty-seven million, two hundred twenty-two thousand, one hundred seven".