8993744 has 20 divisors (see below), whose sum is σ = 17472096. Its totient is φ = 4484832.

The previous prime is 8993737. The next prime is 8993749. The reversal of 8993744 is 4473998.

It is a super-2 number, since 2×8993744² = 161774862275072, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8993695 and 8993704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8993749) 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 3 ways as a sum of consecutive naturals, for example, 10517 + ... + 11339.

Almost surely, 2^8993744 is an apocalyptic number.

It is an amenable number.

8993744 is a deficient number, since it is larger than the sum of its proper divisors (8478352).

8993744 is a wasteful number, since it uses less digits than its factorization.

8993744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514 (or 1508 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 8993744 is about 2998.9571520780. The cubic root of 8993744 is about 207.9601748210.

The spelling of 8993744 in words is "eight million, nine hundred ninety-three thousand, seven hundred forty-four".