9916249 has 8 divisors (see below), whose sum is σ = 11698688. Its totient is φ = 8225280.

The previous prime is 9916237. The next prime is 9916279. The reversal of 9916249 is 9426199.

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

It is not a de Polignac number, because 9916249 - 2⁵ = 9916217 is a prime.

It is a Duffinian number.

9916249 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9916229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22632 + ... + 23065.

It is an arithmetic number, because the mean of its divisors is an integer number (1462336).

Almost surely, 2^9916249 is an apocalyptic number.

It is an amenable number.

9916249 is a deficient number, since it is larger than the sum of its proper divisors (1782439).

9916249 is a wasteful number, since it uses less digits than its factorization.

9916249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45735.

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

The square root of 9916249 is about 3149.0076214579. The cubic root of 9916249 is about 214.8403285366.

The spelling of 9916249 in words is "nine million, nine hundred sixteen thousand, two hundred forty-nine".