1004224403 has 16 divisors (see below), whose sum is σ = 1237306560. Its totient is φ = 793691136.

The previous prime is 1004224373. The next prime is 1004224409. The reversal of 1004224403 is 3044224001.

It is not a de Polignac number, because 1004224403 - 2⁶ = 1004224339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1004224409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86351 + ... + 97287.

It is an arithmetic number, because the mean of its divisors is an integer number (77331660).

Almost surely, 2^1004224403 is an apocalyptic number.

1004224403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1004224403 is a deficient number, since it is larger than the sum of its proper divisors (233082157).

1004224403 is a wasteful number, since it uses less digits than its factorization.

1004224403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11966.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1004224403 is about 31689.4998856088. The cubic root of 1004224403 is about 1001.4061561315.

Adding to 1004224403 its reverse (3044224001), we get a palindrome (4048448404).

The spelling of 1004224403 in words is "one billion, four million, two hundred twenty-four thousand, four hundred three".