1224189875 has 8 divisors (see below), whose sum is σ = 1527789120. Its totient is φ = 979351800.

The previous prime is 1224189859. The next prime is 1224189899. The reversal of 1224189875 is 5789814221.

It is not a de Polignac number, because 1224189875 - 2⁴ = 1224189859 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 4896635 + ... + 4896884.

It is an arithmetic number, because the mean of its divisors is an integer number (190973640).

Almost surely, 2^1224189875 is an apocalyptic number.

1224189875 is a deficient number, since it is larger than the sum of its proper divisors (303599245).

1224189875 is an frugal number, since it uses more digits than its factorization.

1224189875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9793534 (or 9793524 counting only the distinct ones).

The product of its digits is 322560, while the sum is 47.

The square root of 1224189875 is about 34988.4248716629. The cubic root of 1224189875 is about 1069.7515581807.

The spelling of 1224189875 in words is "one billion, two hundred twenty-four million, one hundred eighty-nine thousand, eight hundred seventy-five".