9904646 has 4 divisors (see below), whose sum is σ = 14856972. Its totient is φ = 4952322.

The previous prime is 9904633. The next prime is 9904649. The reversal of 9904646 is 6464099.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9904649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2476160 + ... + 2476163.

It is an arithmetic number, because the mean of its divisors is an integer number (3714243).

Almost surely, 2^9904646 is an apocalyptic number.

9904646 is a deficient number, since it is larger than the sum of its proper divisors (4952326).

9904646 is a wasteful number, since it uses less digits than its factorization.

9904646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4952325.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 9904646 is about 3147.1647557762. The cubic root of 9904646 is about 214.7565009644.

The spelling of 9904646 in words is "nine million, nine hundred four thousand, six hundred forty-six".