1224004 has 12 divisors (see below), whose sum is σ = 2211328. Its totient is φ = 592200.

The previous prime is 1223993. The next prime is 1224029. The reversal of 1224004 is 4004221.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4812 + ... + 5059.

2^1224004 is an apocalyptic number.

It is an amenable number.

1224004 is a deficient number, since it is larger than the sum of its proper divisors (987324).

1224004 is a wasteful number, since it uses less digits than its factorization.

1224004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9906 (or 9904 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 1224004 is about 1106.3471426275. The cubic root of 1224004 is about 106.9697413493.

Adding to 1224004 its reverse (4004221), we get a palindrome (5228225).

The spelling of 1224004 in words is "one million, two hundred twenty-four thousand, four".