1122224 has 10 divisors (see below), whose sum is σ = 2174340. Its totient is φ = 561104.

The previous prime is 1122181. The next prime is 1122227. The reversal of 1122224 is 4222211.

It is a nude number because it is divisible by every one of its digits.

It is a plaindrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 1122199 and 1122208.

It is not an unprimeable number, because it can be changed into a prime (1122227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35054 + ... + 35085.

It is an arithmetic number, because the mean of its divisors is an integer number (217434).

2^1122224 is an apocalyptic number.

It is an amenable number.

1122224 is a deficient number, since it is larger than the sum of its proper divisors (1052116).

1122224 is an equidigital number, since it uses as much as digits as its factorization.

1122224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70147 (or 70141 counting only the distinct ones).

The product of its digits is 64, while the sum is 14.

The square root of 1122224 is about 1059.3507445601. The cubic root of 1122224 is about 103.9185753201.

Adding to 1122224 its reverse (4222211), we get a palindrome (5344435).

The spelling of 1122224 in words is "one million, one hundred twenty-two thousand, two hundred twenty-four".