9904436 has 12 divisors (see below), whose sum is σ = 17437728. Its totient is φ = 4922232.

The previous prime is 9904403. The next prime is 9904441. The reversal of 9904436 is 6344099.

It is a happy number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9904396 and 9904405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6746 + ... + 8081.

It is an arithmetic number, because the mean of its divisors is an integer number (1453144).

Almost surely, 2^9904436 is an apocalyptic number.

It is an amenable number.

9904436 is a deficient number, since it is larger than the sum of its proper divisors (7533292).

9904436 is a wasteful number, since it uses less digits than its factorization.

9904436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14998 (or 14996 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 9904436 is about 3147.1313922364. The cubic root of 9904436 is about 214.7549831856.

The spelling of 9904436 in words is "nine million, nine hundred four thousand, four hundred thirty-six".