1224534004 has 12 divisors (see below), whose sum is σ = 2268989604. Its totient is φ = 576251264.

The previous prime is 1224533993. The next prime is 1224534011. The reversal of 1224534004 is 4004354221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 792309904 + 432224100 = 28148^2 + 20790^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1224534004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9003859 + ... + 9003994.

It is an arithmetic number, because the mean of its divisors is an integer number (189082467).

Almost surely, 2^1224534004 is an apocalyptic number.

It is an amenable number.

1224534004 is a deficient number, since it is larger than the sum of its proper divisors (1044455600).

1224534004 is a wasteful number, since it uses less digits than its factorization.

1224534004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18007874 (or 18007872 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 1224534004 is about 34993.3422810683. The cubic root of 1224534004 is about 1069.8517871980.

Adding to 1224534004 its reverse (4004354221), we get a palindrome (5228888225).

The spelling of 1224534004 in words is "one billion, two hundred twenty-four million, five hundred thirty-four thousand, four".