9904808 has 8 divisors (see below), whose sum is σ = 18571530. Its totient is φ = 4952400.

The previous prime is 9904801. The next prime is 9904819. The reversal of 9904808 is 8084099.

It can be written as a sum of positive squares in only one way, i.e., 8868484 + 1036324 = 2978^2 + 1018^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (9904801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 619043 + ... + 619058.

Almost surely, 2^9904808 is an apocalyptic number.

It is an amenable number.

9904808 is a deficient number, since it is larger than the sum of its proper divisors (8666722).

9904808 is a wasteful number, since it uses less digits than its factorization.

9904808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238107 (or 1238103 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 9904808 is about 3147.1904931224. The cubic root of 9904808 is about 214.7576718076.

The spelling of 9904808 in words is "nine million, nine hundred four thousand, eight hundred eight".