11842227 has 8 divisors (see below), whose sum is σ = 17544080. Its totient is φ = 7894800.

The previous prime is 11842189. The next prime is 11842247. The reversal of 11842227 is 72224811.

It is not a de Polignac number, because 11842227 - 2⁶ = 11842163 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 438601 = 11842227 / (1 + 1 + 8 + 4 + 2 + 2 + 2 + 7).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11842227.

It is not an unprimeable number, because it can be changed into a prime (11842247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219274 + ... + 219327.

It is an arithmetic number, because the mean of its divisors is an integer number (2193010).

Almost surely, 2^11842227 is an apocalyptic number.

11842227 is a deficient number, since it is larger than the sum of its proper divisors (5701853).

11842227 is an equidigital number, since it uses as much as digits as its factorization.

11842227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438610 (or 438604 counting only the distinct ones).

The product of its digits is 1792, while the sum is 27.

The square root of 11842227 is about 3441.2536959661. The cubic root of 11842227 is about 227.9350576812.

The spelling of 11842227 in words is "eleven million, eight hundred forty-two thousand, two hundred twenty-seven".