1122424 has 16 divisors (see below), whose sum is σ = 2119320. Its totient is φ = 557280.

The previous prime is 1122419. The next prime is 1122427. The reversal of 1122424 is 4242211.

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

1122424 is a modest number, since divided by 2424 gives 112 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 1122398 and 1122407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122427) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 979 + ... + 1789.

2^1122424 is an apocalyptic number.

It is an amenable number.

1122424 is a deficient number, since it is larger than the sum of its proper divisors (996896).

1122424 is a wasteful number, since it uses less digits than its factorization.

1122424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990 (or 986 counting only the distinct ones).

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

The square root of 1122424 is about 1059.4451377962. The cubic root of 1122424 is about 103.9247483243.

Adding to 1122424 its reverse (4242211), we get a palindrome (5364635).

The spelling of 1122424 in words is "one million, one hundred twenty-two thousand, four hundred twenty-four".