1004004430 has 32 divisors (see below), whose sum is σ = 2123156448. Its totient is φ = 337008000.

The previous prime is 1004004427. The next prime is 1004004431. The reversal of 1004004430 is 344004001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004004431) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 349621 + ... + 352480.

It is an arithmetic number, because the mean of its divisors is an integer number (66348639).

Almost surely, 2^1004004430 is an apocalyptic number.

1004004430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1004004430 is an abundant number, since it is smaller than the sum of its proper divisors (1119152018).

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

1004004430 is a wasteful number, since it uses less digits than its factorization.

1004004430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702132.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1004004430 is about 31686.0289402128. The cubic root of 1004004430 is about 1001.3330322355. Note that the first 3 decimals are identical.

Adding to 1004004430 its reverse (344004001), we get a palindrome (1348008431).

The spelling of 1004004430 in words is "one billion, four million, four thousand, four hundred thirty".