9904655 has 8 divisors (see below), whose sum is σ = 12269184. Its totient is φ = 7668000.

The previous prime is 9904649. The next prime is 9904667. The reversal of 9904655 is 5564099.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9904655 - 2¹⁶ = 9839119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31796 + ... + 32105.

It is an arithmetic number, because the mean of its divisors is an integer number (1533648).

Almost surely, 2^9904655 is an apocalyptic number.

9904655 is a deficient number, since it is larger than the sum of its proper divisors (2364529).

9904655 is a wasteful number, since it uses less digits than its factorization.

9904655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63937.

The product of its (nonzero) digits is 48600, while the sum is 38.

The square root of 9904655 is about 3147.1661856343. The cubic root of 9904655 is about 214.7565660116.

The spelling of 9904655 in words is "nine million, nine hundred four thousand, six hundred fifty-five".