9904255 has 8 divisors (see below), whose sum is σ = 11976624. Its totient is φ = 7862400.

The previous prime is 9904253. The next prime is 9904261. The reversal of 9904255 is 5524099.

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

It is not a de Polignac number, because 9904255 - 2¹ = 9904253 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9904255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9904253) by changing a digit.

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, 6906 + ... + 8215.

It is an arithmetic number, because the mean of its divisors is an integer number (1497078).

Almost surely, 2^9904255 is an apocalyptic number.

9904255 is a deficient number, since it is larger than the sum of its proper divisors (2072369).

9904255 is a wasteful number, since it uses less digits than its factorization.

9904255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15257.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 9904255 is about 3147.1026357588. The cubic root of 9904255 is about 214.7536749877.

The spelling of 9904255 in words is "nine million, nine hundred four thousand, two hundred fifty-five".