9949216 has 24 divisors (see below), whose sum is σ = 20740860. Its totient is φ = 4681728.

The previous prime is 9949169. The next prime is 9949231. The reversal of 9949216 is 6129499.

It can be written as a sum of positive squares in 2 ways, for example, as 7817616 + 2131600 = 2796^2 + 1460^2 .

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, 8601 + ... + 9688.

Almost surely, 2^9949216 is an apocalyptic number.

It is an amenable number.

9949216 is an abundant number, since it is smaller than the sum of its proper divisors (10791644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9949216 is a wasteful number, since it uses less digits than its factorization.

9949216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18316 (or 18308 counting only the distinct ones).

The product of its digits is 34992, while the sum is 40.

The square root of 9949216 is about 3154.2377843149. The cubic root of 9949216 is about 215.0781471824.

The spelling of 9949216 in words is "nine million, nine hundred forty-nine thousand, two hundred sixteen".