9399904806 has 16 divisors (see below), whose sum is σ = 18800935344. Its totient is φ = 3133113984.

The previous prime is 9399904781. The next prime is 9399904817. The reversal of 9399904806 is 6084099939.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94386 + ... + 166458.

It is an arithmetic number, because the mean of its divisors is an integer number (1175058459).

Almost surely, 2^9399904806 is an apocalyptic number.

9399904806 is an abundant number, since it is smaller than the sum of its proper divisors (9401030538).

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

9399904806 is a wasteful number, since it uses less digits than its factorization.

9399904806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93815.

The product of its (nonzero) digits is 3779136, while the sum is 57.

The square root of 9399904806 is about 96953.1062215131. The cubic root of 9399904806 is about 2110.4471702609.

The spelling of 9399904806 in words is "nine billion, three hundred ninety-nine million, nine hundred four thousand, eight hundred six".