9041728 has 14 divisors (see below), whose sum is σ = 17942306. Its totient is φ = 4520832.

The previous prime is 9041723. The next prime is 9041741. The reversal of 9041728 is 8271409.

It can be written as a sum of positive squares in only one way, i.e., 6110784 + 2930944 = 2472^2 + 1712^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9041728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9041723) 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 as a sum of consecutive naturals, namely, 70575 + ... + 70702.

Almost surely, 2^9041728 is an apocalyptic number.

It is an amenable number.

9041728 is a deficient number, since it is larger than the sum of its proper divisors (8900578).

9041728 is a wasteful number, since it uses less digits than its factorization.

9041728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141289 (or 141279 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 9041728 is about 3006.9466240690. The cubic root of 9041728 is about 208.3293598531.

The spelling of 9041728 in words is "nine million, forty-one thousand, seven hundred twenty-eight".