1224144804 has 48 divisors (see below), whose sum is σ = 2895480000. Its totient is φ = 402479616.

The previous prime is 1224144797. The next prime is 1224144871. The reversal of 1224144804 is 4084414221.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 531784 + ... + 534080.

It is an arithmetic number, because the mean of its divisors is an integer number (60322500).

Almost surely, 2^1224144804 is an apocalyptic number.

It is an amenable number.

1224144804 is an abundant number, since it is smaller than the sum of its proper divisors (1671335196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1224144804 is a wasteful number, since it uses less digits than its factorization.

1224144804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2892 (or 2890 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 30.

The square root of 1224144804 is about 34987.7807812956. The cubic root of 1224144804 is about 1069.7384296715.

The spelling of 1224144804 in words is "one billion, two hundred twenty-four million, one hundred forty-four thousand, eight hundred four".