9999244 has 24 divisors (see below), whose sum is σ = 18874800. Its totient is φ = 4619520.

The previous prime is 9999233. The next prime is 9999271. The reversal of 9999244 is 4429999.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9999194 and 9999203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1512 + ... + 4720.

It is an arithmetic number, because the mean of its divisors is an integer number (786450).

Almost surely, 2^9999244 is an apocalyptic number.

It is an amenable number.

9999244 is a deficient number, since it is larger than the sum of its proper divisors (8875556).

9999244 is a wasteful number, since it uses less digits than its factorization.

9999244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3273 (or 3271 counting only the distinct ones).

The product of its digits is 209952, while the sum is 46.

The square root of 9999244 is about 3162.1581238135. The cubic root of 9999244 is about 215.4380396909.

The spelling of 9999244 in words is "nine million, nine hundred ninety-nine thousand, two hundred forty-four".