1224990204 has 24 divisors (see below), whose sum is σ = 2858900688. Its totient is φ = 408245760.

The previous prime is 1224990197. The next prime is 1224990209. The reversal of 1224990204 is 4020994221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224990209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83724 + ... + 97260.

It is an arithmetic number, because the mean of its divisors is an integer number (119120862).

Almost surely, 2^1224990204 is an apocalyptic number.

It is an amenable number.

1224990204 is an abundant number, since it is smaller than the sum of its proper divisors (1633910484).

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

1224990204 is a wasteful number, since it uses less digits than its factorization.

1224990204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21085 (or 21083 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 1224990204 is about 34999.8600568631. The cubic root of 1224990204 is about 1069.9846284221.

The spelling of 1224990204 in words is "one billion, two hundred twenty-four million, nine hundred ninety thousand, two hundred four".