9747224 has 16 divisors (see below), whose sum is σ = 18322200. Its totient is φ = 4861312.

The previous prime is 9747223. The next prime is 9747233. The reversal of 9747224 is 4227479.

9747224 = 773² + 774² + ... + 788².

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9747223) 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, 2432 + ... + 5040.

Almost surely, 2^9747224 is an apocalyptic number.

It is an amenable number.

9747224 is a deficient number, since it is larger than the sum of its proper divisors (8574976).

9747224 is a wasteful number, since it uses less digits than its factorization.

9747224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3082 (or 3078 counting only the distinct ones).

The product of its digits is 28224, while the sum is 35.

The square root of 9747224 is about 3122.0544517993. The cubic root of 9747224 is about 213.6126571168.

The spelling of 9747224 in words is "nine million, seven hundred forty-seven thousand, two hundred twenty-four".