1124224 has 16 divisors (see below), whose sum is σ = 2239920. Its totient is φ = 562048.

The previous prime is 1124219. The next prime is 1124239. The reversal of 1124224 is 4224211.

It is a tau number, because it is divible by the number of its divisors (16).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1124198 and 1124207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4264 + ... + 4519.

It is an arithmetic number, because the mean of its divisors is an integer number (139995).

2^1124224 is an apocalyptic number.

It is an amenable number.

1124224 is a deficient number, since it is larger than the sum of its proper divisors (1115696).

1124224 is an frugal number, since it uses more digits than its factorization.

1124224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8797 (or 8785 counting only the distinct ones).

The product of its digits is 128, while the sum is 16.

The square root of 1124224 is about 1060.2942987680. The cubic root of 1124224 is about 103.9802723923.

Adding to 1124224 its reverse (4224211), we get a palindrome (5348435).

The spelling of 1124224 in words is "one million, one hundred twenty-four thousand, two hundred twenty-four".