1002004406 has 32 divisors (see below), whose sum is σ = 1709621760. Its totient is φ = 436630176.

The previous prime is 1002004397. The next prime is 1002004417. The reversal of 1002004406 is 6044002001.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148355 + ... + 154961.

It is an arithmetic number, because the mean of its divisors is an integer number (53425680).

Almost surely, 2^1002004406 is an apocalyptic number.

1002004406 is a deficient number, since it is larger than the sum of its proper divisors (707617354).

1002004406 is a wasteful number, since it uses less digits than its factorization.

1002004406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6948.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1002004406 is about 31654.4531780285. The cubic root of 1002004406 is about 1000.6676894249.

Adding to 1002004406 its reverse (6044002001), we get a palindrome (7046006407).

The spelling of 1002004406 in words is "one billion, two million, four thousand, four hundred six".