9904814 has 16 divisors (see below), whose sum is σ = 15899280. Its totient is φ = 4613760.

The previous prime is 9904801. The next prime is 9904819. The reversal of 9904814 is 4184099.

9904814 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9904819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182 + ... + 4454.

It is an arithmetic number, because the mean of its divisors is an integer number (993705).

Almost surely, 2^9904814 is an apocalyptic number.

9904814 is a deficient number, since it is larger than the sum of its proper divisors (5994466).

9904814 is a wasteful number, since it uses less digits than its factorization.

9904814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4355.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 9904814 is about 3147.1914463534. The cubic root of 9904814 is about 214.7577151720.

The spelling of 9904814 in words is "nine million, nine hundred four thousand, eight hundred fourteen".