9749224 has 8 divisors (see below), whose sum is σ = 18279810. Its totient is φ = 4874608.

The previous prime is 9749197. The next prime is 9749231. The reversal of 9749224 is 4229479.

It can be written as a sum of positive squares in only one way, i.e., 8352100 + 1397124 = 2890^2 + 1182^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 609319 + ... + 609334.

Almost surely, 2^9749224 is an apocalyptic number.

It is an amenable number.

9749224 is a deficient number, since it is larger than the sum of its proper divisors (8530586).

9749224 is a wasteful number, since it uses less digits than its factorization.

9749224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1218659 (or 1218655 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 9749224 is about 3122.3747372793. The cubic root of 9749224 is about 213.6272662710.

The spelling of 9749224 in words is "nine million, seven hundred forty-nine thousand, two hundred twenty-four".