999244 has 6 divisors (see below), whose sum is σ = 1748684. Its totient is φ = 499620.

The previous prime is 999239. The next prime is 999269. The reversal of 999244 is 442999.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124902 + ... + 124909.

2⁹⁹⁹²⁴⁴ is an apocalyptic number.

It is an amenable number.

999244 is a deficient number, since it is larger than the sum of its proper divisors (749440).

999244 is a wasteful number, since it uses less digits than its factorization.

999244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249815 (or 249813 counting only the distinct ones).

The product of its digits is 23328, while the sum is 37.

The square root of 999244 is about 999.6219285310. The cubic root of 999244 is about 99.9747936469.

The spelling of 999244 in words is "nine hundred ninety-nine thousand, two hundred forty-four".