1224889004 has 6 divisors (see below), whose sum is σ = 2143555764. Its totient is φ = 612444500.

The previous prime is 1224888983. The next prime is 1224889069. The reversal of 1224889004 is 4009884221.

It is a super-2 number, since 2×1224889004² = 3000706144240224032, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153111122 + ... + 153111129.

It is an arithmetic number, because the mean of its divisors is an integer number (357259294).

Almost surely, 2^1224889004 is an apocalyptic number.

It is an amenable number.

1224889004 is a deficient number, since it is larger than the sum of its proper divisors (918666760).

1224889004 is a wasteful number, since it uses less digits than its factorization.

1224889004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306222255 (or 306222253 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 1224889004 is about 34998.4143069368. The cubic root of 1224889004 is about 1069.9551627644.

The spelling of 1224889004 in words is "one billion, two hundred twenty-four million, eight hundred eighty-nine thousand, four".