1224004132 has 36 divisors (see below), whose sum is σ = 2322960276. Its totient is φ = 564071040.

The previous prime is 1224004123. The next prime is 1224004151. The reversal of 1224004132 is 2314004221.

It can be written as a sum of positive squares in 6 ways, for example, as 318836736 + 905167396 = 17856^2 + 30086^2 .

It is a super-2 number, since 2×1224004132² = 2996372230306146848, which contains 22 as substring.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 754282 + ... + 755902.

Almost surely, 2^1224004132 is an apocalyptic number.

It is an amenable number.

1224004132 is a deficient number, since it is larger than the sum of its proper divisors (1098956144).

1224004132 is a wasteful number, since it uses less digits than its factorization.

1224004132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768 (or 2753 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1224004132 is about 34985.7704217014. The cubic root of 1224004132 is about 1069.6974519461.

Adding to 1224004132 its reverse (2314004221), we get a palindrome (3538008353).

The spelling of 1224004132 in words is "one billion, two hundred twenty-four million, four thousand, one hundred thirty-two".