9951249 has 32 divisors (see below), whose sum is σ = 17270784. Its totient is φ = 4942080.

The previous prime is 9951229. The next prime is 9951251. The reversal of 9951249 is 9421599.

9951249 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9951249 - 2¹² = 9947153 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9951229) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 4377 + ... + 6249.

It is an arithmetic number, because the mean of its divisors is an integer number (539712).

Almost surely, 2^9951249 is an apocalyptic number.

It is an amenable number.

9951249 is a deficient number, since it is larger than the sum of its proper divisors (7319535).

9951249 is a wasteful number, since it uses less digits than its factorization.

9951249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1917.

The product of its digits is 29160, while the sum is 39.

The square root of 9951249 is about 3154.5600327145. The cubic root of 9951249 is about 215.0927957100.

The spelling of 9951249 in words is "nine million, nine hundred fifty-one thousand, two hundred forty-nine".